Hip + Joint from Pet Naturals is a complete formula that provides essential nutrients needed for healthy joints. This formula includes glucosamine to build cartilage, MSM to support healthy connective tissue and joint comfort, and perna canaliculus a green lipped mussel that provides naturally sourced glucosamine, chondroitin and amino acids. These ingredients help keep joints lubricated and cushioned so pets can enjoy their daily activities. Each jar includes 70 duck flavoured chews.