Su-Per Glucosamine C.S. helps the body relieve pain and heals damaged connective tissue. Allows the body to facilitate the manufacture of collagen and proteoglycans necessary for the repair of articular cartilage and the production of synovial fluid. Chondroitin Sulfate is a concentration of natural body lubricants made by joint tissue to fight damaging joint enzymes. Use this supplement to help replace vital lubricants lost during strenuous physical activity. Directions: For horses feed 1 ounce per day. A one ounce measure is included. "100% GUARANTEED"