MSM (Methylsulfonylmethane)

Methylsulfonylmethane is an organosulfur compound with the formula (CH₃)₂SO₂.

Commonly used topically on the skin and also taken by mouth, MSM is especially popular as part of an arthritis diet and supplementation plan to treat arthritis or osteoarthritis/degenerative joint disease since it helps form connective tissue and repair joints, tendons and ligaments.