Basic DescriptionDietary Supplement Strengthens Joint and Skin Structure*OptiMSM Jarrow Formulas MSM Sulfuris an organic source of bioavailable sulphur. Sulphur is an antioxidant mineral found in major structural tissues of the body such a cartilage. The sulphur from MSM is used to produce glycosaminoglycans (or mucopolysaccharides) such as chondroitin sulphate, dermatan sulphate, and hyaluronic acid* These sulphur containing glycosaminoglycans are found in high concentrations in connective tissues, including joint cartilage, skin and collagen. *For best results use with Jarrow Formulas JarroSiland , the biologically Activated Siliconand . No wheat, no gluten, no soybeans, no dairy, no egg, no fish/shellfish, no peanuts/tree nuts. Contains pure OptiMSM . Also contains silicon dioxide (anti-caking agent) in trace amountsSuitable for vegetarians/vegansMade in the USA*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.FeaturesKeep out of reach of children.Take 1 scoop once or twice per day, or as directed by your qualified health care consultant.