Joint Renew is specifically designed to help promote joint health both in active athletes and in aging individuals. It contains ingredients that help maintain the structural and functional mobility of the joints. Joint Renew contains 1000 milligrams of Glucosamine Sulfate, an amino sugar normally produced in the human body. It is necessary for the construction and repair of connective tissue and healthy joint cartilage. Joint Renew also contains 750mg of gelatin, which in combination with Vitamin C promotes joint health. Vitamin C is also an antioxidant, and helps resolve the free radical load. Importantly, gelatin has been shown to enhance joint mobility considerably. Boron functions in concert with vitamin C, glucosamine, gelatin and MSM to promote healthy joints.