Jarrow Formulas Methyl- Sulfonyl- MethaneL (MSM) is a rich source of organic bioavailable sulfur an antioxidant mineral found in the major structural molecules in the body. The sulfur from MSM is used to produce glycosaminoglycans (or mycopolysaccharides) such as chondroitin sulfate dermantan sulfate and hyaluronic acid ( a component of joint fluid) .Sulfate enhances the structural integrity of these glycosaminoglycans found in high concentration in connective tissue including joint cartilage skin and hair.. These statement have not been evaluated by the Food and Drug Administration .This Product is not intended to diagnose treat cure or prevent any disease.Other products from HerbsPro