Knowledge is power and that's why Puritan's Pride tells you what's in each of their products. With the added effort of sourcing ingredients of the highest quality from all around the world, you can stay confident you're getting the best of the best. These are the values Puritan's Pride has upheld since their establishment in 1973. And if you need more reason to put your trust in their supplements, their products are scientifically formulated and are tested/inspected as many as 15 times throughout manufacturing. So, you can be sure what you see on the label is what you get. Plus Puritan's Pride takes all control of product development, from brainstorming all the way to packaging and distribution. When you're looking for a brand as committed to their products as you are committed to your health, you don't have to look any further than Puritan's Pride.