MSM Side Effects

MSM is considered safe and is well-tolerated in humans. MSM is known as one of the least toxic substances in the body, with a safety profile similar to that of water. Patients who have been treated at the Oregon Health Sciences University with oral M.S.M. at levels above two grams daily for many years without any reports of serious toxicity.

MSM appears to be safe and well-tolerated in humans. Sulfur is a naturally occurring substance and is found throughout the body.