Flex-a-min is one of the brand of Natures Bounty. Natures Bounty is leading the way! Realizing that joint care is important for active people of all ages, Natures Bounty is proud to provide the Flex-a-min line of joint health supplements. The packaging is new, the formulas are targeted to your needs, and the quality is as great as always! Natures Bounty offers a variety of Flex-a-min formulas, each one uniquely designed to promote joint comfort and flexibility.