A complimentary feeding stuff for supporting joint health and function in dogs and cats. Store in a cool, dry place, out of direct sunlight. Active ingredients per tablet (2 g): Glucosamine HCl 500 mg Chondroitin sulfate 400 mg Harpagophytum procumbens (Devil’s claw) 150 mg Manganese sulfate (provides 10 mg of manganese) 31.2 mg