Cartilage is one of the primary connective tissues of the body, providingflexibility and support to joints. Undenatured Type II Collagen is theprincipal structural protein in cartilage that is responsible for its tensilestrength and toughness. Derived from chicken sternum cartilage, UC-II is apatented form of Collagen with Undenatured (native) Type II Collagen thatworks with the immune system to support healthy joints. Human clinical studieshave found that just one 40 mg capsule of UC-II per day can help to promotejoint comfort, as well as healthy joint function and flexibility.