OverviewBack to top Futurebiotics - M-S-M (Biological Sulfur) - 90 Tablets Item# :61225UPC# :049479002016 Brand:Futurebiotics Size/Form:90 Tablets Servings:30 Dosage:3 Tablet(s) A pharmaceutical grade, bioavailable source of the elemental mineral sulfur. Methy Sulfonyl Methane (M-S-M) is a natural form of organic sulfur found in all living organisms. Sulfur is important in the bodyÕs production of connective tissue, such as cartilage, tendons and mucous membranes. It is a component of mucopolysaccharides, such as glucosamine sulfate. Incredibly non-toxic and highly bioavailable, Futurebiotics is proud to be one of the few companies to offer biological sulfur.