UltraCruz Equine Senior Joint Care is a joint supplement for senior horses that provides key ingredients in a balanced formula designed to maintain joint health, and address discomfort and inflammation associated with aging. ??Chondroitin Sulfate and Glucosamine work synergistically to support new cartilage production, while supporting existing cartilage. ??Hyaluronic Acid (HA) is a component of synovial fluid in the joint capsule and surrounding supportive tissues, and helps to lubricate the joint by increasing the viscosity of the synovial fluid. ??MSM (Methylsulfonylmethane) is a source of sulfur that has been shown to help build cartilage. Boswellia is an herb that helps to support a normal inflammatory response in joints, while Devil's Claw* has beneficial properties in the musculoskeletal system.