MSM (Methylsulfonylmethane) is an important source of sulfur, an element essential to the formation of the disulfide bonds which hold connective tissue together. Formula 707 for humans MSM is easily absorbed by the body and has been shown to be a factor in reducing or eliminating the inflammation of mucous membranes and pain associated with arthritis as well as gastrointestinal upset and allergies. Unlike many others that use lower cost foreign-produced MSM, Formula 707 MSM uses only the finest American-made methysulfonylmethane from PurforMSM to insure quality and purity. It is available as an ultra pure powder or as 1000 mg tablets.