{"id":15009,"date":"2025-09-05T16:03:56","date_gmt":"2025-09-05T21:03:56","guid":{"rendered":"https:\/\/www.samedaysupplements.com\/blog\/?p=15009"},"modified":"2025-09-12T15:02:23","modified_gmt":"2025-09-12T20:02:23","slug":"glutamine","status":"publish","type":"post","link":"https:\/\/www.samedaysupplements.com\/blog\/supplement-reviews\/glutamine\/","title":{"rendered":"Glutamine | What Does It Do And Should You Start Taking It?"},"content":{"rendered":"<details style=\"padding: 20px 0;\">\n<summary style=\"font-family: Helvetica, Arial, sans-serif; font-weight: bold; font-size: 1.2em; cursor: pointer; padding: 10px 0;\"><span style=\"font-family: helvetica, arial, sans-serif;\">\ud83d\udcd6 Table of Contents<\/span><\/summary>\n<ul style=\"font-family: Helvetica, Arial, sans-serif; line-height: 1.6; list-style: none; padding-left: 0; font-size: 1.05em;\">\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: What Is Glutamine\" href=\"#what\">What Is Glutamine<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: Glutamine Benefits\" href=\"#benefits\">Glutamine Benefits<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: How to Take L-Glutamine\" href=\"#how\" rel=\"\">How to Take L-Glutamine<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: Popular Glutamine Products\" href=\"#products\">Popular Products<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: Glutamine FAQs\" href=\"#faq\">FAQ<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: Supplements With Glutamine\" href=\"#wit\">Supplements With Glutamine<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: Glutamine Side Effects and Warnings\" href=\"#sides\">Side Effects And Warnings<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: Disclaimer\" href=\"#dis\">Disclaimer<\/a><\/span><\/li>\n<\/ul>\n<\/details>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Glutamine is a hot topic in fitness and wellness these days. From bodybuilders looking to speed up recovery to gut health enthusiasts seeking digestive relief, many people are curious about this supplement. But what exactly is glutamine, and what can it do for you? In this comprehensive guide, we\u2019ll explore what glutamine is, its key benefits (backed by science), who might need extra glutamine, how to use it effectively, and even how to choose a quality glutamine product. By the end, you\u2019ll have a clear picture of whether L-glutamine deserves a spot in your health and fitness regimen.<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img data-dominant-color=\"3e3e3e\" data-has-transparency=\"false\" style=\"--dominant-color: #3e3e3e;\" decoding=\"async\" class=\"alignnone wp-image-17619 size-full not-transparent\" title=\"Section Divider: What Is Glutamine\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp\" alt=\"Section Divider: What Is Glutamine?\" width=\"800\" height=\"40\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp 800w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-300x15.webp 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-768x38.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>What Is <a title=\"Glutamine Product Category Page\" href=\"https:\/\/www.samedaysupplements.com\/muscle-builders\/amino-acids\/l-glutamine.html\" rel=\"\">Glutamine<\/a>?<a id=\"what\"><\/a><\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">\u00a0Glutamine is an amino acid, one of the 20 building blocks of protein in the body. It\u2019s actually the most abundant amino acid in our bloodstream and muscle tissue. It is made up of the amino acids glutamic acid and ammonia, which combine to form L-glutamine. Your body can produce glutamine on its own, so it\u2019s classified as a \u201cconditionally nonessential\u201d amino acid. Conditionally essential means under normal conditions you make enough, but in periods of stress (intense exercise, illness, injury, etc.), your demand may exceed what you can produce. In those moments, getting extra glutamine from diet or supplements can be beneficial. (<a title=\"Glutamine: Metabolism and Immune Function, Supplementation and Clinical Translation\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6266414\/\" rel=\"\">1<\/a>,<a title=\"Glutamine as an Anti-Fatigue Amino Acid in Sports Nutrition\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6520936\/\" rel=\"\">2<\/a>)<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Properties: \u00a0(<a title=\"Evaluation of a novel food composition database that includes glutamine and other amino acids derived from gene sequencing data\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC3249386\/\" rel=\"\">3<\/a>)<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">1. Anabolic, anticatabolic\u2020<\/span><br \/>\n<span style=\"font-family: helvetica, arial, sans-serif;\">2. Stimulates human growth hormone release\u2020<\/span><br \/>\n<span style=\"font-family: helvetica, arial, sans-serif;\">3. Acts as an Antioxidant\u2020<\/span><br \/>\n<span style=\"font-family: helvetica, arial, sans-serif;\">4. Direct fuel for rapidly dividing cells\u2020<\/span><br \/>\n<span style=\"font-family: helvetica, arial, sans-serif;\">5. Immune stimulant\u2020<\/span><br \/>\n<span style=\"font-family: helvetica, arial, sans-serif;\">6. Shuttle for ammonia\u2020<\/span><br \/>\n<span style=\"font-family: helvetica, arial, sans-serif;\">7. Synthesis for purine and pyrimidines\u2020<\/span><\/p>\n<hr \/>\n<h3><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Role In The Body:<\/strong><\/span><\/h3>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Glutamine wears many hats in our biology. As a building block of protein, it helps repair and build muscle and other tissues. It\u2019s a crucial fuel source for cells of the immune system, like white blood cells. It helps them fight infections and aid in wound healing. Glutamine also supports the digestive system by nourishing the cells that line your intestines. This helps maintain the integrity of the gut barrier. In fact, it\u2019s one of the most essential nutrients for a healthy intestinal lining, often described as \u201cfuel\u201d for your gut cells. Additionally, glutamine plays a role in nitrogen transport and energy production. It can carry nitrogen between organs and participates in metabolic processes that give your body energy. (<a title=\"Glutamine: Metabolism and Immune Function, Supplementation and Clinical Translation\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6266414\/\" rel=\"\">1<\/a>,<a title=\"Glutamine as an Anti-Fatigue Amino Acid in Sports Nutrition\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6520936\/\" rel=\"\">2<\/a>)<\/span><\/p>\n<hr \/>\n<h3><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Natural food sources:<\/strong><\/span><\/h3>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">The good news is that glutamine is readily found in many high-protein foods. Major dietary sources include meats (beef, pork, poultry), seafood, dairy products (milk, yogurt, cheese), and eggs. Plant-based sources, such as beans, lentils, tofu, and vegetables like spinach, cabbage, and beets, also provide some glutamine. If you eat a balanced diet with plenty of protein, you\u2019re likely getting a steady supply of glutamine from your meals. In fact, most healthy people make and consume enough glutamine for their daily needs without thinking about it. (<a title=\"Evaluation of a novel food composition database that includes glutamine and other amino acids derived from gene sequencing data\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC3249386\/\" rel=\"\">3<\/a>)<\/span><\/p>\n<hr \/>\n<h3><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Why do people supplement glutamine?<\/strong><\/span><\/h3>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">The main reason is that during times of increased stress on the body, glutamine levels can drop. For example, intense physical exercise can lower blood glutamine temporarily. Some experts theorize this might contribute to immune suppression in overtrained athletes. Similarly, if you\u2019re injured, recovering from surgery, or very ill, your body may be using glutamine rapidly for healing and immune responses.\u2020 <\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">In these cases, supplementation may help meet the heightened demand and support recovery. Additionally, people with certain digestive disorders (like inflammatory bowel disease) or those on rigorous training regimens often consider glutamine to aid gut repair and muscle recovery. In short, while glutamine isn\u2019t a \u201cmust-have\u201d for everyone, specific situations create a greater need for it. This is why it has become a popular supplement in both the sports nutrition and clinical nutrition worlds.\u2020<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img data-dominant-color=\"3e3e3e\" data-has-transparency=\"false\" style=\"--dominant-color: #3e3e3e;\" decoding=\"async\" class=\"alignnone wp-image-17619 size-full not-transparent\" title=\"Section Divider: Glutamine Benefits\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp\" alt=\"Section Divider: L Glutamine Benefits\" width=\"800\" height=\"40\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp 800w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-300x15.webp 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-768x38.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>L Glutamine Benefits:<a id=\"benefits\"><\/a><\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Glutamine wears a lot of \u201chats\u201d in the body, so it offers a wide range of benefits. Below, we break down the significant glutamine categories\u2019 benefits, with a look at what science says about each.<\/span><\/p>\n<h2><span style=\"font-size: 14pt; font-family: helvetica, arial, sans-serif;\"><strong>Glutamine And Your Immune System:<\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">One of the standout benefits of glutamine is how it fuels and fortifies the immune system. Immune cells such as lymphocytes and macrophages use glutamine as a primary energy source. If you become very sick or injured, these cells gobble up glutamine to fight off infections and repair tissues. However, if the supply of glutamine is lower than your body&#8217;s needs, your body may break down protein stores, such as muscle. (<a title=\"Evaluation of a novel food composition database that includes glutamine and other amino acids derived from gene sequencing data\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC3249386\/\" rel=\"\">3<\/a>,<a title=\"Enteral glutamine supplementation in critically ill patients: a systematic review and meta-analysis\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/26283217\/\" rel=\"\">4<\/a>,<a title=\"Accelerated glutamine synthesis in critically ill patients cannot maintain normal intramuscular free glutamine concentration\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/10485436\/\" rel=\"\">5<\/a>)<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Supplemental glutamine may help boost immune function, especially under high physical stress. For example, studies have noted that endurance athletes taking glutamine had a lower incidence of infections and colds after extreme workouts. By providing extra fuel to immune cells, glutamine prevents the steep decline in immune activity that can follow prolonged exercise. As the ISSA (International Sports Sciences Association) notes, glutamine can act as a protective buffer for athletes\u2019 immunity. This helps them stave off the latest bug so they don\u2019t have to skip training. (<a title=\"Glutamine Supplement for Exercise: What You Need to Know\" href=\"https:\/\/www.issaonline.com\/blog\/post\/glutamine-supplement-for-exercise-what-you-need-to-know\" rel=\"\">6<\/a>)<\/span><\/p>\n<hr \/>\n<h2><span style=\"font-size: 14pt; font-family: helvetica, arial, sans-serif;\"><strong>Glutamine And Gut Health:<\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Perhaps the most remarkable benefit of L-glutamine is its ability to nourish and repair the gut. If you take nothing else away from this article, remember: glutamine is your gut\u2019s best friend. It\u2019s often the number one supplement recommended for supporting intestinal health. (<a title=\"The role of glutamine in supporting gut health and neuropsychiatric factors\" href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2213453021000112\" rel=\"\">7<\/a>) <\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Glutamine is the primary fuel source for the cells that line your intestines (the enterocytes). These cells turn over rapidly and have high energy needs to keep your intestinal lining intact. By providing fuel to these cells, glutamine helps maintain the strength of the gut barrier. The gut barrier is a thin, one-cell-thick lining that separates your intestinal contents from the rest of your body. A healthy gut barrier allows nutrients to pass into the bloodstream while blocking toxins and harmful microbes. When the barrier is compromised (often called \u201cleaky gut\u201d), it can lead to inflammation and a host of issues. Glutamine helps seal the gut lining by promoting the growth and regeneration of these intestinal cells and by regulating the \u201ctight junction\u201d proteins that hold the cells together. (<a title=\"Role of Glutamine in Protection of Intestinal Epithelial Tight Junctions\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC4369670\/\" rel=\"\">8<\/a>)<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Additionally, research suggests supplementation may benefit gastrointestinal disorders like inflammatory bowel disease (IBD) and irritable bowel syndrome (IBS). (<a title=\"Glutamine-enriched total parenteral nutrition in patients with inflammatory bowel disease\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/16077744\/\" rel=\"\">9<\/a>,<a title=\"Glutamine and whey protein improve intestinal permeability and morphology in patients with Crohn's disease: a randomized controlled trial\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/22038507\/\" rel=\"\">10<\/a>,<a title=\"Glutamine Supplementation Enhances the Effects of a Low FODMAP Diet in Irritable Bowel Syndrome Management\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC8716871\/\" rel=\"\">11<\/a>)<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>In Irritable Bowel Syndrome (IBS),<\/strong> a notable clinical trial showed that high-dose oral glutamine (15 g, 3x per day) for 8 weeks led to remarkable improvements. About 80% of the glutamine group achieved major symptom relief, and gut permeability returned to normal levels, whereas the placebo group did not. (<a title=\"Glutamine Supplementation Enhances the Effects of a Low FODMAP Diet in Irritable Bowel Syndrome Management\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC8716871\/\" rel=\"\">12<\/a>)<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>In ulcerative colitis and Crohn\u2019s disease (types of IBD)<\/strong>, glutamine has shown promise in some studies for reducing intestinal inflammation and aiding remission. For example, glutamine supplementation improved intestinal permeability in Crohn\u2019s patients, helping to restore the gut\u2019s barrier function. (<a title=\"Glutamine for induction of remission in Crohn's disease\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10405219\/\" rel=\"\">13<\/a>)<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Leaky Gut &amp; general gut repair:<\/strong> Even if you don\u2019t carry a formal diagnosis, issues like chronic bloating, food sensitivities, or alternating constipation\/diarrhea can point to a leaky or inflamed gut. Glutamine is often the first supplement recommended to tackle this. It\u2019s been shown to reduce intestinal inflammation and strengthen the mucous layer that protects the gut wall. It\u2019s also frequently used to help heal the gut after antibiotic use, stomach viruses, or chemotherapy, which can all damage the intestinal lining. (<a title=\"The Role of Glutamine in the Complex Interaction between Gut Microbiota and Health: A Narrative Review\" href=\"https:\/\/www.mdpi.com\/1422-0067\/20\/20\/5232\" rel=\"\">14<\/a>)<\/span><\/li>\n<\/ul>\n<hr \/>\n<h2><span style=\"font-size: 14pt; font-family: helvetica, arial, sans-serif;\"><strong>\u00a0Muscle Recovery:<\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Glutamine first became famous in the bodybuilding community because of its role in muscle recovery. It\u2019s not a steroid or even a direct muscle builder, but rather a tool to help your muscles repair and prevent excessive breakdown (anti-catabolic effect). (<a title=\"Glutamine as an Anti-Fatigue Amino Acid in Sports Nutrition\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6520936\/\" rel=\"\">2<\/a>)<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">When you work out hard, especially with endurance or heavy resistance training, your muscles experience micro-trauma and use up key nutrients. Glutamine levels in muscle can drop after intense training, which might limit optimal recovery. Supplementing with glutamine ensures your muscles and blood have an ample supply to kickstart the repair process. Glutamine helps drive protein synthesis (the rebuilding of muscle tissue) by donating nitrogen to form new amino acids and proteins. It also helps maintain cellular hydration and volume, which is important for muscle repair signals. (<a title=\"Glutamine - Military Strategies for Sustainment of Nutrition\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK230973\/\" rel=\"\">15<\/a>)<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">If you\u2019re dieting or in a cutting phase, glutamine might help you hold onto your hard-earned muscle even as you lose fat. It does so by maintaining a positive nitrogen balance in muscle tissue and reducing markers of muscle degradation following workouts.\u2020<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Additionally, several studies back up glutamine\u2019s role in reducing muscle soreness and improving recovery. In one study, participants who took glutamine (along with leucine) after eccentric exercise had faster recovery and less delayed-onset muscle soreness (DOMS) compared to a placebo. Another study found that adding glutamine post-workout increased muscle glycogen resynthesis by 16%, keeping glycogen levels higher for hours after exercise. Glycogen is the stored carbohydrate in your muscles that fuels performance. By restoring it faster, glutamine may help fend off fatigue and improve the quality of your next workout. Essentially, more glycogen = more energy for your muscles. (<a title=\"The Influence of Oral L-Glutamine Supplementation on Muscle Strength Recovery and Soreness Following Unilateral Knee Extension Eccentric Exercise\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/25811544\/\" rel=\"\">16<\/a>)<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">However, it\u2019s important to note what glutamine won\u2019t do: it\u2019s not a powerhouse muscle-builder on its own for well-nourished individuals. If you\u2019re already eating ample protein and calories, taking extra glutamine is not proven to boost muscle strength or mass beyond your normal diet. (<a title=\"Glutamine as an Anti-Fatigue Amino Acid in Sports Nutrition\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6520936\/\" rel=\"\">17<\/a>)<\/span><\/p>\n<hr \/>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong><span style=\"font-size: 14pt;\">Metabolic Support and Cravings Control:<\/span><\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Beyond gut and muscle, glutamine has some intriguing effects on metabolism and cravings that are worth noting:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Insulin Sensitivity and Blood Sugar:<\/strong> Early research suggests glutamine might improve how the body handles blood sugar. In stressed or ill individuals, glutamine has been observed to enhance insulin sensitivity and glucose uptake. This could be beneficial for metabolic health. Better insulin sensitivity means your cells respond more effectively to insulin, which helps keep blood sugar levels stable. A healthier blood sugar response can aid in weight management and energy levels. (<a title=\"A comprehensive insight into the effect of glutamine supplementation on metabolic variables in diabetes mellitus: a systematic review\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7517657\/\" rel=\"\">18<\/a>)<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Reducing Sugar and Alcohol Cravings:<\/strong> As mentioned earlier, glutamine is famous for its ability to reduce cravings. It\u2019s a bit of a biohack that nutritional therapists have used for years. The mechanism is likely due to glutamine\u2019s role as an alternate fuel for brain cells. It can be converted to glucose in the brain, easing the \u201cenergy crisis\u201d that triggers a craving. So, when you\u2019re hit with a strong desire for a cookie or a drink, taking a few grams of glutamine may take the edge off within minutes. <strong>Real-world tip:<\/strong> If you struggle with afternoon sugar cravings, try stirring 5 grams of glutamine powder into a glass of water and sipping it. Many people find that their craving dissipates quickly as the glutamine stabilizes their blood sugar and feeds the brain. (<a title=\"A comprehensive insight into the effect of glutamine supplementation on metabolic variables in diabetes mellitus: a systematic review\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7517657\/\" rel=\"\">18<\/a>)<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Appetite Control:<\/strong> By helping maintain even blood sugar levels and reducing those \u201cmust have sugar now\u201d moments, glutamine may indirectly support better appetite control. You might find you\u2019re less likely to reach for a snack between meals because glutamine prevents the rapid drop in blood glucose that often sparks hunger. (<a title=\"A comprehensive insight into the effect of glutamine supplementation on metabolic variables in diabetes mellitus: a systematic review\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7517657\/\" rel=\"\">18<\/a>)<\/span><\/li>\n<\/ul>\n<hr \/>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong><span style=\"font-size: 14pt;\">Heart Health, Liver Detox, and More (Emerging Areas):<\/span><\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Beyond the well-established benefits above, glutamine has some emerging roles in other organ systems:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Cardiovascular Health:<\/strong> Early research indicates glutamine may have cardio-protective effects. Some studies in hypertensive animals and humans have noted that glutamine supplementation can lower blood pressure and reduce markers of inflammation. (<a title=\"The Emerging Role of l-Glutamine in Cardiovascular Health and Disease\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/31487814\/\" rel=\"\">19<\/a>)<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Antioxidant Production (Glutathione) and Liver Support:<\/strong> Glutamine is a precursor for glutathione, which is one of the body\u2019s most powerful antioxidants. Your liver uses glutathione to detoxify chemicals and repair oxidative damage. Glutamine, along with cysteine and glycine, is needed to manufacture glutathione. So by providing glutamine, you indirectly support your liver\u2019s detox capacity and antioxidant defenses. (<a title=\"Glutamine, as a precursor of glutathione, and oxidative stress\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/10356308\/\" rel=\"\">20<\/a>)<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Kidney Support (Ammonia Removal):<\/strong> Glutamine plays a role in neutralizing ammonia, a toxic byproduct of protein metabolism. It does this by carrying ammonia to the kidneys, where it can be excreted. The amino group in glutamine essentially locks onto ammonia to form glutamate, which the kidneys then safely handle. (<a title=\"Novel aspects of glutamine synthetase in ammonia homeostasis\" href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S019701862030200X\" rel=\"\">21<\/a>)<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Brain and Mental Health:<\/strong> Although the main neurotransmitter is glutamate (not glutamine), the two are closely related. Glutamine can cross the blood-brain barrier and then convert to glutamate in the brain, influencing the balance of excitatory and calming signals. (<a title=\"How Glutamate Is Managed by the Blood\u2013Brain Barrier\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC5192417\/\" rel=\"\">22<\/a>)<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img data-dominant-color=\"3e3e3e\" data-has-transparency=\"false\" style=\"--dominant-color: #3e3e3e;\" decoding=\"async\" class=\"alignnone wp-image-17619 size-full not-transparent\" title=\"Section Divider: Popular Products\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp\" alt=\"Section Divider: Popular Products\" width=\"800\" height=\"40\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp 800w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-300x15.webp 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-768x38.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong><a id=\"how\"><\/a>How to Take L-Glutamine (Dosage &amp; Usage Guide)<\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Glutamine is available as a dietary supplement in a few forms, and the way you take it can influence its effectiveness. Here\u2019s your guide to using glutamine:<\/span><\/p>\n<h3><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Forms Available:<\/strong> <\/span><\/h3>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">The most common forms of L-glutamine on the market are powder and capsules. Powder is very popular because it\u2019s easy to mix into shakes, drinks, or even just water, and it allows flexible dosing (you can scoop 5 grams or 10 grams as needed). Pure glutamine powder is tasteless and dissolves well, making it simple to add to your post-workout protein shake or your morning glass of water.\u2020 <\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Capsules are essentially glutamine powder pre-measured in pill form (often 500 mg or 1000 mg per capsule). These are convenient if you\u2019re traveling or if you just dislike the process of mixing powders. For example, one product offers 500 mg vegetarian capsules, and you can take a couple at each meal instead of a scoop of powder. Neither form is inherently \u201cbetter\u201d \u2013 it\u2019s about convenience and how you plan to use it. If you need higher doses (for gut healing, etc.), powder is often more practical.\u2020<\/span><\/p>\n<hr \/>\n<h3><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>General Dosage Range: <\/strong><\/span><\/h3>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">For general health or fitness purposes, typical dosing is 5 to 10 grams per day. A common approach is 5 g (about one teaspoon of powder) taken once or twice daily. This kind of moderate dose is often enough to support recovery for regular exercise or to maintain gut health. If you\u2019re targeting intensive gut healing or immune support, doses can go higher \u2013 often 15 to 20+ grams per day, split into multiple servings.\u2020<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"> In clinical trials for IBS, doses around 15-30 g per day have been used effectively without issue. For example, an average therapeutic dose for Crohn\u2019s disease was about 30 g daily in one study. That said, when using higher doses, it\u2019s wise to ramp up gradually. Always start on the lower end (e.g., 2\u20135 g per day) and see how your body responds. If well-tolerated, you can build up the dose every few days. (<a title=\"Glutamine Supplementation Enhances the Effects of a Low FODMAP Diet in Irritable Bowel Syndrome Management\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC8716871\/\" rel=\"\">12<\/a>,<a title=\"Glutamine for induction of remission in Crohn's disease\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10405219\/\" rel=\"\">13<\/a>)<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Splitting larger doses (over 10 g) into 2-3 servings is important, as your gut will absorb smaller amounts more efficiently than one huge dose. For instance, instead of 20 g at once, do 10 g in the morning and 10 g in the evening. This also helps avoid any mild GI upset from a big single dose.\u2020<\/span><\/p>\n<hr \/>\n<h3><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Timing Recommendations: <\/strong><\/span><\/h3>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">When is the best time to take glutamine? It depends on your goals, but here are some common timing strategies:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Post-Workout (for Recovery):<\/strong> Taking ~5 grams of glutamine shortly after exercise (within 30 minutes) is a popular protocol to replenish depleted glutamine stores and jumpstart muscle recovery. Many athletes will mix glutamine into their post-workout protein shake or recovery drink. This is considered a priority time because your muscles are most in need then. Some evidence suggests this can reduce soreness and improve recovery of strength.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Between Meals (for Gut or Immune Benefits):<\/strong> For gut healing and immune support, empty stomach dosing is thought to maximize absorption by the gut and uptake by immune cells. A common recommendation is to take glutamine first thing in the morning (before breakfast) and\/or between meals when your stomach is relatively empty.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>With or Without Food:<\/strong> If you experience any stomach upset taking glutamine by itself (some people report slight bloating on an empty stomach), you can absolutely take it with a small meal or mixed into something like a protein shake.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Duration of Use:<\/strong> How long should you supplement glutamine? This depends on your goals. For workout recovery or immune support during a training season, you might use it continuously throughout intense training periods. For gut issues, glutamine isn\u2019t a one-and-done; you\u2019ll want to use it daily for at least 2\u20133 months to gauge full benefits (often 4+ months for significant gut healing). Many protocols suggest a duration of ~12 weeks, after which you can reassess whether you can taper down. Glutamine is not known to require \u201ccycling\u201d on and off like some supplements. It can be used long-term if it continues to help you.\u2020<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img data-dominant-color=\"3e3e3e\" data-has-transparency=\"false\" style=\"--dominant-color: #3e3e3e;\" decoding=\"async\" class=\"alignnone wp-image-17619 size-full not-transparent\" title=\"Section Divider: Popular Products\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp\" alt=\"Section Divider: Popular Products\" width=\"800\" height=\"40\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp 800w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-300x15.webp 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-768x38.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Popular Products:<\/strong><\/span><a id=\"products\"><\/a><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><em data-start=\"58374\" data-end=\"58406\">Ready to give glutamine a try?<\/em> Below are some popular L-glutamine supplements on the market and what makes them stand out.<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: Optimum Nutrition Glutamine (Powder \/ Capsules)\" href=\"#ON\" rel=\"\">Nutricost L-Glutamine (Powder \/ Capsules)<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: AllMax Nutrition Glutamine Powder\" href=\"#all\" rel=\"\">AllMax Nutrition Glutamine Powder<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: NOW Foods L-Glutamine (Veg Capsules)\" href=\"#now\" rel=\"\">NOW Foods L-Glutamine (Veg Capsules)<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: Nutrex Glutamine Drive\" href=\"#nu\" rel=\"\">Nutrex Glutamine Drive<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Hi-Tech Pharmaceuticals L-Glutamine\" href=\"#hit\" rel=\"\">Hi-Tech Pharmaceuticals L-Glutamine<\/a><\/span><\/li>\n<\/ul>\n<hr \/>\n<h2><span style=\"font-family: helvetica, arial, sans-serif; font-size: 18pt;\"><a title=\"Optimum Nutrition Glutamine (Powder \/ Capsules)\" href=\"https:\/\/www.samedaysupplements.com\/nutricost-l-glutamine-capsules-powder.html\" rel=\"\"><strong>Nutricost L-Glutamine:<\/strong><\/a><\/span><\/h2>\n<p><a id=\"ON\"><\/a><span style=\"font-family: helvetica, arial, sans-serif;\"><a href=\"https:\/\/www.samedaysupplements.com\/nutricost-l-glutamine-capsules-powder.html\"><img data-dominant-color=\"e8edf2\" data-has-transparency=\"false\" style=\"--dominant-color: #e8edf2;\" decoding=\"async\" class=\"aligncenter wp-image-20320 not-transparent\" title=\"Product image: Nutricost L-Glutamine\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NUTRICOST-L-GLUTAMINE-500-GRAMS-e1757704737808.webp\" alt=\"Nutricost L-Glutamine\" width=\"368\" height=\"490\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NUTRICOST-L-GLUTAMINE-500-GRAMS-e1757704737808.webp 550w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NUTRICOST-L-GLUTAMINE-500-GRAMS-e1757704737808-225x300.webp 225w\" sizes=\"(max-width: 368px) 100vw, 368px\" \/><\/a><\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>What it is:<\/strong> Straightforward, budget-friendly L-glutamine available as an unflavored powder or convenient capsules.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Best for:<\/strong> Anyone wanting value + flexibility. Powder is great if you use 5\u201310 g\/day; capsules make it easy to take small amounts between meals.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Why we like it:<\/strong> Clean, no-frills glutamine with multiple size options so you can keep costs down if you take it daily.\u2020<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>How To Take Nutricost\u00a0 Glutamine:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Capsules:<\/strong> Take 1 capsule 1-3 times daily on an empty stomach with 8-12 oz of water or as directed by your healthcare professional.<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Powder:<\/strong> As a dietary supplement, mix 1 scoop daily with 6-10 oz of water or as directed by your healthcare professional.<\/span><\/li>\n<\/ul>\n<hr \/>\n<h2><span style=\"font-family: helvetica, arial, sans-serif; font-size: 18pt;\"><a title=\"AllMax Nutrition Glutamine Powder\" href=\"https:\/\/www.samedaysupplements.com\/optimum-nutrition-glutamine.html\" rel=\"\"><strong>AllMax Nutrition:<\/strong><\/a><\/span><\/h2>\n<p><a id=\"all\"><\/a><span style=\"font-family: helvetica, arial, sans-serif;\"><a href=\"https:\/\/www.samedaysupplements.com\/glutamine-powder-by-allmax-nutrition.html\"><img decoding=\"async\" class=\"aligncenter wp-image-15017 \" title=\"Product Image: AllMax Nutrition Glutamine Powder\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2022\/06\/GLUTAMINE-1000G.jpg\" alt=\"AllMax Nutrition Glutamine\" width=\"299\" height=\"456\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2022\/06\/GLUTAMINE-1000G.jpg 336w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2022\/06\/GLUTAMINE-1000G-197x300.jpg 197w\" sizes=\"(max-width: 299px) 100vw, 299px\" \/><\/a><\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>What it is:<\/strong> Micronized L-glutamine powder designed to mix easily.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Best for:<\/strong> Lifters and endurance athletes who want smooth mixing and a reputable sports-nutrition brand.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Why we like it:<\/strong> Micronization helps it dissolve quickly in water or shakes\u2014handy for intra\/post-workout use.\u2020<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>How To Take AllMax Nutrition Glutamine:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">The manufacturer recommends mixing one (1) rounded teaspoon (5g) in water or juice once daily. For training sessions and athletic events, take approximately 30 minutes prior to training and immediately after training to help prevent muscle tissue breakdown and aid muscle recovery. At times when you are not training, mix 1 rounded teaspoon (5g) in water or juice approximately 45-60 minutes prior to meals.<\/span><\/p>\n<hr \/>\n<h2><span style=\"font-family: helvetica, arial, sans-serif; font-size: 18pt;\"><a title=\"NOW Foods L-Glutamine (Veg Capsules)\" href=\"https:\/\/www.samedaysupplements.com\/optimum-nutrition-glutamine.html\" rel=\"\"><strong>NOW Foods:<\/strong><\/a><\/span><\/h2>\n<p><a id=\"now\"><\/a><span style=\"font-family: helvetica, arial, sans-serif;\"><a href=\"https:\/\/www.samedaysupplements.com\/now-l-glutamine-caps.html\"><img data-dominant-color=\"e4cbc1\" data-has-transparency=\"false\" style=\"--dominant-color: #e4cbc1;\" decoding=\"async\" class=\"aligncenter wp-image-20322 size-full not-transparent\" title=\"Product Image: NOW Foods L-Glutamine (Veg Capsules)\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NOW-L-GLUTAMINE-120-VCAPS-e1757704868972.webp\" alt=\"Now L-Glutamine\" width=\"310\" height=\"507\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NOW-L-GLUTAMINE-120-VCAPS-e1757704868972.webp 310w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NOW-L-GLUTAMINE-120-VCAPS-e1757704868972-183x300.webp 183w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/><\/a><\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>What it is:<\/strong> Vegetarian capsules with pure L-glutamine\u2014great if you prefer pills over powder.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Best for:<\/strong> People focused on gut health who like smaller, more frequent servings; travelers; anyone avoiding powders.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Why we like it:<\/strong> Easy to tailor dose (e.g., 1\u20132 caps before meals) and from a long-standing wellness brand.\u2020<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>How To Take NOW Foods L-Glutamine (Veg Capsules):<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">The manufacturer recommends taking one (1) capsule 1 to 3 times daily, preferably between meals. Store in a cool, dry place after opening.<\/span><\/p>\n<hr \/>\n<h2><span style=\"font-family: helvetica, arial, sans-serif; font-size: 18pt;\"><strong><a title=\"Nutrex Glutamine Drive\" href=\"https:\/\/www.samedaysupplements.com\/optimum-nutrition-glutamine.html\" rel=\"\">Nutrex:<\/a><\/strong><\/span><\/h2>\n<p><a id=\"nu\"><\/a><span style=\"font-family: helvetica, arial, sans-serif;\"><a href=\"https:\/\/www.samedaysupplements.com\/nutrex-glutamine-pure-unflavored.html\"><img data-dominant-color=\"878787\" data-has-transparency=\"true\" style=\"--dominant-color: #878787;\" decoding=\"async\" class=\"aligncenter wp-image-20323 has-transparency\" title=\"Product Image: Nutrex Glutamine Drive\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NUTREX-GLUTAMINE-PURE-removebg-preview-e1757704917407.webp\" alt=\"Nutrex Glutamine\" width=\"310\" height=\"424\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NUTREX-GLUTAMINE-PURE-removebg-preview-e1757704917407.webp 284w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NUTREX-GLUTAMINE-PURE-removebg-preview-e1757704917407-220x300.webp 220w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/><\/a><\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>What it is:<\/strong> Unflavored powder positioned for daily recovery.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Best for:<\/strong> Athletes wanting a simple, consistent routine for muscle recovery and immune support.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Why we like it:<\/strong> Clear usage guidance (morning\/bedtime) fits the recovery window most people can stick to.\u2020<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>How To Take Nutrex Glutamine Drive:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">The manufacturer recommends mixing one (1) scoop with 6-8oz of water or any beverage of your choice. They also suggest taking two (2) servings daily; one in the morning upon rising and one before going to bed. On training days, you may want to take an extra serving following your workout.<\/span><\/p>\n<hr \/>\n<h2><a id=\"hit\"><\/a><span style=\"font-family: helvetica, arial, sans-serif;\"><a href=\"https:\/\/www.samedaysupplements.com\/hi-tech-pharmaceuticals-l-glutamine.html\"><strong>Hi-Tech Pharmaceuticals L-Glutamine<\/strong><\/a><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><a href=\"https:\/\/www.samedaysupplements.com\/hi-tech-pharmaceuticals-l-glutamine.html\"><img data-dominant-color=\"b2b6cb\" data-has-transparency=\"true\" style=\"--dominant-color: #b2b6cb;\" decoding=\"async\" class=\"aligncenter wp-image-20324 has-transparency\" title=\"Hi-Tech Glutamine\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/HI-TECH-GLUTAMINE-removebg-preview-e1757705109283.webp\" alt=\"Hi-Tech Glutamine\" width=\"338\" height=\"406\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/HI-TECH-GLUTAMINE-removebg-preview-e1757705109283.webp 293w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/HI-TECH-GLUTAMINE-removebg-preview-e1757705109283-250x300.webp 250w\" sizes=\"(max-width: 338px) 100vw, 338px\" \/><\/a><\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>What it is:<\/strong> Pharma-grade L-glutamine from a performance-focused brand.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Best for:<\/strong> Gym-goers who already use Hi-Tech products and want a high-purity glutamine to slot into their stack.\u2020<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Why we like it:<\/strong> Reliable quality and stack-friendly for post-workout or bedtime protocols.\u2020<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>How To Take Hi-Tech Pharmaceuticals Glutamine:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Mix a scoop of Glutamine Powder with 8oz. (230ml) water or your favorite beverage, or use as directed by a physician or licensed nutritionist.<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img data-dominant-color=\"3e3e3e\" data-has-transparency=\"false\" style=\"--dominant-color: #3e3e3e;\" decoding=\"async\" class=\"alignnone wp-image-17619 size-full not-transparent\" title=\"Section Divider: Glutamine FAQs\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp\" alt=\"Section Divider: Glutamine FAQs\" width=\"800\" height=\"40\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp 800w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-300x15.webp 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-768x38.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong><a id=\"faq\"><\/a>Glutamine FAQs:<\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">You\u2019ve learned a lot about glutamine\u2019s uses, but you might still have some specific questions. Let\u2019s address some common FAQs to clear up any remaining confusion:<\/span><\/p>\n<table style=\"width: 100%; border-collapse: collapse; border-style: solid; border-color: #000000; height: 294px;\" border=\"1\">\n<tbody>\n<tr style=\"height: 75px;\">\n<th style=\"width: 100%; height: 75px; border-style: double; border-color: #000000; text-align: center;\">\n<h2><span style=\"font-size: 14pt; font-family: helvetica, arial, sans-serif;\"><strong>What\u2019s the difference between L-glutamine and glutamate (glutamic acid)?<\/strong><\/span><\/h2>\n<\/th>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><span style=\"font-family: helvetica, arial, sans-serif;\">Glutamine and glutamate are related, but distinct, amino acids. Think of them as cousins in the amino acid family. Glutamate (aka glutamic acid) is a non-essential amino acid that serves as the most abundant excitatory neurotransmitter in the brain. L-glutamine can be thought of as the transport form. It can travel through the bloodstream and cross into the brain, where it may be converted into glutamate as needed. Outside the brain, glutamate is actually a byproduct of glutamine metabolism (for instance, when the gut or kidneys use glutamine, glutamate is produced). One key difference is that glutamate cannot freely cross the blood-brain barrier on its own. (<a title=\"II. Glutamine and glutamate\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/12481981\/\" rel=\"\">23<\/a>)<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img decoding=\"async\" class=\"aligncenter wp-image-15034 size-full\" title=\"Glutamine VS Glutamate Structure\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2022\/06\/Glutamine-VS-Glutamate-Structure-1.png\" alt=\"Glutamine VS Glutamate Structure\" width=\"1000\" height=\"300\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2022\/06\/Glutamine-VS-Glutamate-Structure-1.png 1000w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2022\/06\/Glutamine-VS-Glutamate-Structure-1-300x90.png 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2022\/06\/Glutamine-VS-Glutamate-Structure-1-768x230.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/span><\/td>\n<\/tr>\n<tr style=\"height: 75px;\">\n<th style=\"width: 100%; height: 75px; border-style: double; border-color: #000000; text-align: center;\">\n<h2><span style=\"font-size: 14pt; font-family: helvetica, arial, sans-serif;\"><strong>Can glutamine improve my mood or cognitive function?<\/strong><\/span><\/h2>\n<\/th>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><span style=\"font-family: helvetica, arial, sans-serif;\">Glutamine is not a proven mood enhancer in the way, say, an anti-anxiety drug or a stimulant is. However, there are a few interesting connections. Glutamine\u2019s support of gut health can indirectly improve mood \u2013 a healthier gut often translates to better production of neurotransmitters like serotonin (hence the gut-brain axis influence). Also, glutamine\u2019s ability to stabilize blood sugar can prevent those cranky low-blood-sugar moments that affect mood. (<a title=\"A comprehensive insight into the effect of glutamine supplementation on metabolic variables in diabetes mellitus: a systematic review\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7517657\/\" rel=\"\">18<\/a>)<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"> On the research side, some early studies looked at glutamine in neurological conditions and even in fatigue and depression. Because glutamine can increase the production of the calming neurotransmitter GABA (via conversion from glutamate), some practitioners refer to it as \u201cthe calming amino acid\u201d for anxious individuals. But it\u2019s not a guaranteed brain booster for everyone. For the average person, a normal glutamine dose is unlikely to have a strongly noticeable effect on mood, aside from the benefits of better overall health (e.g., if your gut feels better, you may feel better emotionally). (<a title=\"The Possible Importance of Glutamine Supplementation to Mood and Cognition in Hypoxia from High Altitude\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC7760805\/\" rel=\"\">24<\/a>,<a title=\"Association between prefrontal glutamine levels and neuroticism determined using proton magnetic resonance spectroscopy\" href=\"https:\/\/www.nature.com\/articles\/s41398-019-0500-z\" rel=\"\">25<\/a>)<\/span><\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<th style=\"width: 100%; height: 24px; border-style: double; border-color: #000000;\">\n<h2 style=\"text-align: center;\"><span style=\"font-size: 14pt; font-family: helvetica, arial, sans-serif;\"><strong>Will glutamine help me lose weight or burn belly fat?<\/strong><\/span><\/h2>\n<\/th>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><span style=\"font-family: helvetica, arial, sans-serif;\">Not directly, no. Glutamine is not a fat-burner in the way thermogenic supplements or stimulants are. You won\u2019t take glutamine and suddenly see fat melt away. That said, glutamine can assist your weight loss efforts in a few indirect ways:<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\">It helps prevent muscle loss when you\u2019re dieting, which keeps your metabolism higher. By preserving lean mass, glutamine ensures more of the weight you lose is fat. (<a title=\"Glutamine as an Anti-Fatigue Amino Acid in Sports Nutrition\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6520936\/\" rel=\"\">2<\/a>)<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\">It reduces cravings for sugar and carbs, which can help you stick to a calorie-controlled diet more easily.(<a title=\"A comprehensive insight into the effect of glutamine supplementation on metabolic variables in diabetes mellitus: a systematic review\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC7517657\/\" rel=\"\">18<\/a>)<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\">There\u2019s some research that glutamine improved insulin sensitivity and helped with weight management as part of an overall program. Improved insulin sensitivity can mean your body is better at burning fat and less prone to storing fat when combined with exercise and proper diet. (<a title=\"Glutamine supplementation favors weight loss in nondieting obese female patients. A pilot study\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/25226827\/\" rel=\"\">26<\/a>,<a title=\"Oral Glutamine Supplementation Reduces Obesity, Pro-Inflammatory Markers, and Improves Insulin Sensitivity in DIO Wistar Rats and Reduces Waist Circumference in Overweight and Obese Humans\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC6471297\/\" rel=\"\">27<\/a>)<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr style=\"height: 24px;\">\n<th style=\"width: 100%; height: 24px; border-color: #000000; border-style: double;\">\n<h2 style=\"text-align: center;\"><span style=\"font-family: helvetica, arial, sans-serif;\"><strong><span style=\"font-size: 14pt;\">I already take whey protein or BCAAs after workouts. Do I need glutamine too?<\/span><\/strong><\/span><\/h2>\n<\/th>\n<\/tr>\n<tr style=\"height: 24px;\">\n<td style=\"width: 100%; height: 24px;\"><span style=\"font-family: helvetica, arial, sans-serif;\">Whey protein actually contains glutamine naturally. So if you\u2019re having protein shakes, you\u2019re already getting some glutamine. BCAA supplements (branched-chain amino acids) typically do not contain glutamine unless the label specifically says so. BCAAs usually only include leucine, isoleucine, and valine. However, some workout supplements are hybrids that add glutamine on top of BCAAs.\u2020 <\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\">If your goal is muscle recovery and you already take whey protein, adding glutamine can still be beneficial for the specific roles of immune support and gut support that whey alone might not fully cover.<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\">If your goal is gut health, then a dedicated glutamine supplement is recommended because the doses for therapeutic gut effects are higher than what you\u2019d get from diet alone.\u2020<\/span><\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img data-dominant-color=\"3e3e3e\" data-has-transparency=\"false\" style=\"--dominant-color: #3e3e3e;\" decoding=\"async\" class=\"alignnone wp-image-17619 size-full not-transparent\" title=\"Section Divider: Supplements With Glutamine\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp\" alt=\"Section Divider: Supplements With Glutamine\" width=\"800\" height=\"40\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp 800w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-300x15.webp 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-768x38.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Supplements With Glutamine:<a id=\"wit\"><\/a><\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">When it comes to amino acids, you have the fortunate opportunity to get them from a variety of sources. Likewise, glutamine can be supplemented on its own or with other blends. In this section, we&#8217;re going to dive into some popular intra and post-workout supplements that feature glutamine.\u00a0<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: Scivation Xtend BCAA\" href=\"#scv\" rel=\"\">Scivation Xtend BCAA<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: NutraKey BCAA Optima\" href=\"#nk\" rel=\"\">NutraKey BCAA Optima<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Section: USP Labs BCAA Supreme\" href=\"#usp\" rel=\"\">USP Labs BCAA Supreme<\/a><\/span><\/li>\n<\/ul>\n<hr \/>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Scivation Xtend BCAA\" href=\"https:\/\/www.samedaysupplements.com\/optimum-nutrition-glutamine.html\" rel=\"\"><strong>Scivation Xtend BCAA:<\/strong><\/a><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><a id=\"scv\"><\/a><a href=\"https:\/\/www.samedaysupplements.com\/scivation-xtend-intra-workout-bcaas.html\"><img data-dominant-color=\"bfc5cd\" data-has-transparency=\"false\" style=\"--dominant-color: #bfc5cd;\" decoding=\"async\" class=\"aligncenter wp-image-20326 not-transparent\" title=\"Scivation Xtend BCAA\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/XTEND-BCAA-V2-e1757707147173.webp\" alt=\"Xtend BCAA\" width=\"314\" height=\"563\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/XTEND-BCAA-V2-e1757707147173.webp 590w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/XTEND-BCAA-V2-e1757707147173-167x300.webp 167w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/XTEND-BCAA-V2-e1757707147173-571x1024.webp 571w\" sizes=\"(max-width: 314px) 100vw, 314px\" \/><\/a>Next, we have Scivation Xtend BCAA, one of our more popular BCAA supplements. This intra-workout supplement features 7 grams of BCAAs and 2.5 grams of glutamine. In addition to these ingredients, Xtend also features around 1.2 grams of electrolytes and 1 gram of citrulline malate.<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Electrolyte Blend:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">This blend of potassium and sodium can help maintain hydration and promote muscle repair. (<a title=\"Salt and Sodium Overview\" href=\"https:\/\/www.hsph.harvard.edu\/nutritionsource\/salt-and-sodium\/\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">28<\/a>,<a title=\"Sodium: How to tame your salt habit\" href=\"https:\/\/www.mayoclinic.org\/healthy-lifestyle\/nutrition-and-healthy-eating\/in-depth\/sodium\/art-20045479\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">29<\/a>,<a title=\"Potassium Overview\" href=\"https:\/\/www.hsph.harvard.edu\/nutritionsource\/potassium\/\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">30<\/a>)<\/span><\/p>\n<hr \/>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Citrulline Malate:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Citrulline Malate combines the nonessential amino acid L-Citrulline and Malic Acid. This amino acid plays a role in improving exercise performance and widening your blood vessels, which may aid in improving muscle growth. (<a title=\"Citrulline: from metabolism to therapeutic use\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/23022123\/\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">31<\/a>,<a title=\"Influence of L-citrulline and watermelon supplementation on vascular function and exercise performance\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/27749691\/\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">32<\/a>)<\/span><\/p>\n<hr \/>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>How To Take Scivation Xtend BCAA:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">The manufacturer recommends mixing two (2) scoops daily in 10-14 fl. oz. of water (adjust for taste preference) and shaking well.<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>On training days:<\/strong> Mix one (1) scoop during exercise and one (1) scoop after exercise.<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>On non-training days:<\/strong> Mix two (2) scoops throughout the day.<\/span><\/li>\n<\/ul>\n<blockquote><p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Customer Review By Mathew:\u00a0<\/strong>&#8220;Fruit Punch is our favorite, &amp; it really helps for workouts, just can&#8217;t do without it, but for some reason unable find the 90 servings locally, so was happy to find this store. It arrived quickly, which was great since low on our existing batch, so this is our go to supplier going forward.&#8221;<\/span><\/p><\/blockquote>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong><a title=\"NutraKey BCAA Optima\" href=\"https:\/\/www.samedaysupplements.com\/optimum-nutrition-glutamine.html\" rel=\"\">NutraKey BCAA Optima:<\/a><\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><a id=\"nk\"><\/a><a href=\"https:\/\/www.samedaysupplements.com\/nutrakey-bcaa-optima.html\"><img data-dominant-color=\"b2cdac\" data-has-transparency=\"false\" style=\"--dominant-color: #b2cdac;\" decoding=\"async\" class=\"aligncenter wp-image-20327 not-transparent\" title=\"NutraKey BCAA Optima\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NUTRAKEY-BCAA-OPTIMA-e1757707207803.webp\" alt=\"Nutrakey BCAA Optima\" width=\"369\" height=\"562\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NUTRAKEY-BCAA-OPTIMA-e1757707207803.webp 550w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/NUTRAKEY-BCAA-OPTIMA-e1757707207803-197x300.webp 197w\" sizes=\"(max-width: 369px) 100vw, 369px\" \/><\/a>Our next BCAA matrix comes from NutraKey&#8217;s BCAA Optima. This formula features 7 grams of BCAAs like Xtend, but with 100 mg more glutamine and 500 mg less of citrulline malate. However, unlike in Xtend, BCAA Optima also features Taurine in its electrolyte blend.<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Taurine:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Taurine is an amino acid found commonly in the brain. It serves multiple purposes in the body, including (<a title=\"Review: taurine: a very essential amino acid \" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/23170060\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">33<\/a>):\u00a0<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\">Maintaining hydration and electrolytes<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\">Regulates minerals such as calcium<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\">Supports the nervous system and eyes<\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\">Regulate immune system functions<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">But taurine also may boost exercise performance. Studies suggest that taurine may aid in removing waste products that lead to fatigue and muscle burn. This translates to it being effective in promoting endurance, increasing alertness, and enhancing recovery. (<a title=\"Acute taurine supplementation enhances thermoregulation and endurance cycling performance in the heat\" href=\"https:\/\/www.tandfonline.com\/eprint\/WGJ5zRDKnAKDTEhk3uge\/full?target=10.1080%2F17461391.2019.1578417&amp;\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">34<\/a>)<\/span><\/p>\n<hr \/>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>How To Take Nutrakey BCAA Optima:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">The manufacturers recommend mixing one (1) scoop with 8-12 oz. of water before your workout and one (1) scoop with 8-12 oz. of water an hour after your workout. However, you may want to adjust the servings based on your lifestyle. The manufacturers recommend casual-light activity, take one (1) scoop post-workout. Users with a more moderate weekly activity level may want to take one (1) scoop post-workout and one (1) scoop before bed. Athletes may want to take one (1) scoop with a meal and one (1) scoop before and after a workout.<\/span><\/p>\n<blockquote><p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Customer Review By Robert:\u00a0<\/strong>&#8220;These BCAA&#8217;s are great! Taste great and gets the job done. Highly recommended!&#8221;<\/span><\/p><\/blockquote>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong><a title=\"USP Labs BCAA Supreme\" href=\"https:\/\/www.samedaysupplements.com\/optimum-nutrition-glutamine.html\" rel=\"\">USP Labs BCAA Supreme:<\/a><\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><a id=\"usp\"><\/a><a href=\"https:\/\/www.samedaysupplements.com\/optimum-nutrition-glutamine.html\"><img data-dominant-color=\"bac1c9\" data-has-transparency=\"false\" style=\"--dominant-color: #bac1c9;\" decoding=\"async\" class=\"aligncenter wp-image-20328 not-transparent\" title=\"USP Labs BCAA Supreme Supplement Facts\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/BCAA-SUPREME-e1757707281641.webp\" alt=\"USP Labs BCAA Supreme\" width=\"310\" height=\"469\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/BCAA-SUPREME-e1757707281641.webp 563w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/04\/BCAA-SUPREME-e1757707281641-198x300.webp 198w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/><\/a>And the last intra-post workout supplement in our list is BCAA Supreme from USP Labs. This formula features a proprietary blend, so we wouldn&#8217;t be able to compare each of the ingredients directly. In addition to BCAAs, BCAA Supreme also features L-Alanine, Taurine, Glycine, L-Lysine HCl, and L-Alanyl-L-Glutamine (aka Sustamine\u2122).<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><b>Alanine:<\/b><b><\/b><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Alanine or beta-alanine is a popular ingredient for pre-workouts because beta-alanine can help aid performance. This amino acid can help buffer away lactic acid build-up, which is associated with the \u201cburn\u201d effect of training a muscle. For these benefits, you would need around 2-5 grams of beta-alanine. (<a title=\"International society of sports nutrition position stand: Beta-Alanine\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC4501114\/\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">35<\/a>)<\/span><\/p>\n<hr \/>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Glycine:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">In addition to being an amino acid, the body uses glycine to make glutathione (an antioxidant), which is a component of creatine and collagen. This ingredient may help enhance cognitive function, lower blood pressure, and control blood glucose. (<a title=\"Glycine Overview\" href=\"https:\/\/www.winchesterhospital.org\/health-library\/article?id=21751\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">36<\/a>)<\/span><\/p>\n<hr \/>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>L-Lysine HCl:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Lysine is another amino acid that can play a role in protein synthesis. It also helps hormone and enzyme production and other functions. (<a title=\"Protein and Amino Acids\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK234922\/\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">37<\/a>,<a title=\"L-lysine Compound Summary\" href=\"https:\/\/pubchem.ncbi.nlm.nih.gov\/compound\/L-lysine\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">38<\/a>)<\/span><\/p>\n<hr \/>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Sustamine\u2122:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Sustamine\u2122 is a combination of two amino acids, L-glutamine and L-alanine. This combination has potential protective, absorption-enhancing activities and even inhibits muscle protein catabolism (muscle breakdown). (<a title=\"COMPOUND SUMMARY: l-Alanyl-l-glutamine\" href=\"https:\/\/pubchem.ncbi.nlm.nih.gov\/compound\/l-Alanyl-l-glutamine\" rel=\"noopener noreferrer\" data-wpel-link=\"external\">39<\/a>)\u00a0<\/span><\/p>\n<hr \/>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>How To Take USP Labs BCAA Supreme:<\/strong><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">The manufacturers recommend mixing one (1) serving (2 level scoops) in 20 ounces of water and shaking vigorously for 30 seconds. Sip throughout a workout, athletic event, or any time additional amino acids are needed. Due to high leucine content, some initial foaming may occur, which should subside over a few minutes with light shaking. Shake the container before each use to disperse ingredients that may have settled.<\/span><\/p>\n<blockquote><p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Customer Review By Jacob:\u00a0<\/strong>&#8220;Just got it today. Rocket Pop flavor tastes great. Powder mixes well.&#8221;<\/span><\/p><\/blockquote>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img data-dominant-color=\"3e3e3e\" data-has-transparency=\"false\" style=\"--dominant-color: #3e3e3e;\" decoding=\"async\" class=\"alignnone wp-image-17619 size-full not-transparent\" title=\"Section Divider: Final Thoughts\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp\" alt=\"Section Divider: Final Thoughts\" width=\"800\" height=\"40\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp 800w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-300x15.webp 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-768x38.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Wrapping Up!<\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">And this marks the end of our post on Glutamine. Thank you for reading! And as always, if there was something that wasn\u2019t clear, another question you might have, or if you have another idea for a blog, <a title=\"Contact Us Page\" href=\"https:\/\/www.samedaysupplements.com\/contact\" rel=\"\" data-wpel-link=\"exclude\">Email Us!<\/a><\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Are you looking for more to read? Check out our other blogs!<\/span><\/p>\n<ul>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Creatine 101 Blog\" href=\"https:\/\/www.samedaysupplements.com\/blog\/supplement-reviews\/what-is-creatine\/\" rel=\"\" data-wpel-link=\"internal\">Creatine 101<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"What Is NAC Blog\" href=\"https:\/\/www.samedaysupplements.com\/blog\/supplement-reviews\/what-is-nac\/\" rel=\"\" data-wpel-link=\"internal\">What Is NAC?<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"What Is Whey Protein Blog\" href=\"https:\/\/www.samedaysupplements.com\/blog\/supplement-tips-questions\/what-is-whey-protein\/\" rel=\"\">What Is Whey Protein?<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"Natural Testosterone Boosters Guide Blog\" href=\"https:\/\/www.samedaysupplements.com\/blog\/supplement-reviews\/natural-testosterone-boosters-guide\/\" rel=\"\" data-wpel-link=\"internal\">Natural Testosterone Boosters Guide<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"The Best Tongkat Ali Supplements For You\" href=\"https:\/\/www.samedaysupplements.com\/blog\/supplement-reviews\/tongkat-ali-review\/\" rel=\"\" data-wpel-link=\"internal\">The Best Tongkat Ali Supplements For You<\/a><\/span><\/li>\n<li><span style=\"font-family: helvetica, arial, sans-serif;\"><a title=\"How To Build Muscle With Turkesterone\" href=\"https:\/\/www.samedaysupplements.com\/blog\/supplement-reviews\/build-muscle-with-turkesterone\/\" data-wpel-link=\"internal\">How To Build Muscle With Turkesterone<\/a><\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img data-dominant-color=\"3e3e3e\" data-has-transparency=\"false\" style=\"--dominant-color: #3e3e3e;\" decoding=\"async\" class=\"alignnone wp-image-17619 size-full not-transparent\" title=\"Section Divider: Side Effects And Warnings\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp\" alt=\"Section Divider: Side Effects And Warnings\" width=\"800\" height=\"40\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp 800w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-300x15.webp 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-768x38.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Side Effects And Warnings:<a id=\"sides\"><\/a><\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\">Do not exceed the recommended daily dose. Consult a physician prior to use if you have any medical conditions. Intended only for adults 18 years and older. Not for use by those who are pregnant, trying to become pregnant, or nursing.<\/span><\/p>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><img data-dominant-color=\"3e3e3e\" data-has-transparency=\"false\" style=\"--dominant-color: #3e3e3e;\" decoding=\"async\" class=\"alignnone wp-image-17619 size-full not-transparent\" title=\"Section Divider: Disclaimer\" src=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp\" alt=\"Section Divider: Disclaimer\" width=\"800\" height=\"40\" srcset=\"https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider.webp 800w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-300x15.webp 300w, https:\/\/www.samedaysupplements.com\/blog\/wp-content\/uploads\/2023\/02\/section-divider-768x38.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<h2><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>Disclaimer:<a id=\"dis\"><\/a><\/strong><\/span><\/h2>\n<p><span style=\"font-family: helvetica, arial, sans-serif;\"><strong>\u2020Please note<\/strong>\u00a0the intention of the information provided is for reference only. Furthermore, we are in no way providing medical advice or instruction. Instead, the information provided in this guide\/blog utilizes anecdotal information and available studies\/reviews. While we aim to maintain and display accurate information, we can\u2019t guarantee it represents the latest product formulation or information. Therefore, please visit the manufacturer\u2019s website if you have any concerns. Also, the information above does not represent our views here at Same Day Supplements. Instead, these are the manufacturers\u2019 and users\u2019 views and information. Additionally, the Food and Drug Administration has not evaluated these statements. Finally, these products aim not to diagnose, treat, cure, or prevent disease or illness.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udcd6 Table of Contents What Is Glutamine Glutamine Benefits How to Take L-Glutamine Popular Products FAQ Supplements With Glutamine Side<\/p>\n","protected":false},"author":1,"featured_media":20316,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[10],"tags":[],"class_list":["post-15009","post","type-post","status-publish","format-standard","has-post-thumbnail","placeholder-for-hentry","category-supplement-reviews"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.1 (Yoast SEO v24.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Glutamine | What Does It Do And Should You Start Taking It Today?<\/title>\n<meta name=\"description\" content=\"Glutamine is a conditionally essential amino acid widely used by athletes &amp; nutrition advocates. 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