Supports joint integrity, movement and flexibility Helps protect cartilage Maintains healthy connective tissue Deliver a solid nutritional approach for daily joint maintenance with Swanson Glucosamine, Chondroitin & MSM. This three- in-one joint-health formula combines the cartilage-building nutrition of glucosamine and chondroitin with the additional support of MSM (methylsulfonylmethane), a high-bioavailability source of organic sulfur, which is an essential mineral for tendons, ligaments, and other vital joint tissues.