Now Glucosamine & Chondroitin plus MSM - 90 caps is an ideal blend of three well-known and clinically proven substances that support joint health; MSM (Methylsulphonylmethane), Glucosamine and Chondroitin. Individually, these three ingredients have unique and important roles in maintaining a healthful joint function. Glucosamine is responsible for strengthening bone structure and constantly ensuring that synovial fluid is always abundant, Chondroitin complements Glucosamine’s benefits, and MSM provides additional nutrients for ideal joint health. When combined, as in Now Glucosamine & Chondroitin plus MSM - 90 caps, these three ingredients work together to give you unparalleled joint health support.