The short version
Black pepper is the dried berry of Piper nigrum. Piperine gives it bite, and BioPerine® is a trademarked extract rich in piperine.
Why it is on the list
Piperine is a classic partner in supplements because it is known for helping the body take up other nutrients. The best-known pairing is with turmeric and curcumin.
What the label says
The graphic says it enhances nutrient absorption and supports metabolism.* It closes the list as a helper for the other nine.
Worth knowing
See how all ten fit together in the ten ingredient groups.