This unique formula contains Glucosamine to support joint and cartilage health, along with the popular ingredients Chondroitin and MSM.* Glucosamine is a compound found in nearly all human tissues, especially connective tissue, and helps support the structural framework responsible for cushioning joints.* Chondroitin sulfate is a naturally-occurring nutrient found in various types of connective tissue such as cartilage, bone, ligaments, and tendons, and MSM is a natural source of sulfur. Individual Results May Vary