Other
MSM
MSM, or methylsulfonylmethane, is an organic sulfur compound that occurs in small amounts in some foods. Supplements are made synthetically.
Also listed as Dimethyl Sulfone, Dimethylsulfone, Methylsulfonylmethane
What side effects are reported?
MSM can cause allergic reactions, digestive upset and skin rashes. NCCIH advises discussing its use for osteoarthritis with a health care professional, because safety research is limited. 1
For information, not individual medical advice. Ingredient studies do not establish the effectiveness of these products.