What is Joint Repair with MSM? Joint Repair is formulated for the individual who, either through traumatic injury or gradual deterioration of the joints, is in need of maximum cartilage and joint support. Glucosamine Sulfate and Chondroitin Sulfate help to maintain structural integrity of joints, connective tissues, and blood vessels. MSM has been added because of the role it plays in promoting healthy collagen for maintaining healthy joints and connective tissue. Dymatize's Joint Repair caplets is one of the most comprehensive 2 part systems available. Call for questions. 60 Caps. 2 capsules contain: Glucosamine Sulfate 1000mg, Chondroitin Sulfate 800mg, MSM 800mg.