Keep your dog's joints healthy with Cosequin for Dogs Regular Strength Capsules. Cosequin for Dogs is a scientifically researched nutritional supplement that supports and maintains joint health. As dogs age their joints often become less flexible which impacts their mobility and quality of life. Cosequin for Dogs Regular Strength dog joint supplements contain glucosamine chondroitin. Glucosamine is a natural compound in the healthy cartilage of humans as well as dogs. Glucosamine for dogs helps hydrate healthy joints by increasing the production of molecules that bind and hold water in the cartilage. Chondroitin blocks the enzymes that break down cartilage. By working together the glucosamine chondroitin formulation in Cosequin for Dogs maintains the healthy cartilage that cushions your dog's joints while exercising.