PAW Osteocare Joint Health Chews contains glucosamine, chondroitin which provide cartilage with nutrition for optimal joint cartilage health and joint function. A balance combination of vitamins and minerals that worked together to maintain the health of your dog's joints. It is intended for dogs that are genetically pre-disposed to osteoarthritis, eg. large breed dogs; displaying the clinical symptoms of osteoarthritis including lameness, stiffness, pain and a reluctance to run and play; or recovering from injury, surgery or those who enjoy a high level of physical activity.