is a resource to find facts about MSM for consumers, researchers, and medical practitioners.

MSM has been widely used for worldwide human and animal nutrition for more than 20 years, and is now the third most commonly used nutritional supplement for joint pain after glucosamine and chondroitin. Until now, there has been no single repository for credible MSM information and research. was created as a resource for consumers, researchers, medical practitioners and media who want the facts about MSM.

Our Consumer FAQs and Practitioner FAQs address the most common questions we have encountered in working with MSM. If you are a member of the press seeking expert comment on MSM, joint pain or nutritional supplements, please email

Disclaimer: The information on this website is not intended to replace the attention or advice of a physician or other health care professional. Anyone who wishes to embark on any dietary, drug, exercise, or other lifestyle change intended to prevent or treat a specific disease or condition should consult with, and seek clearance and guidance from, a qualified health care professional. The website offers information and suggestions based upon scientific evidence. Patients need to be treated in an individual manner by their own personal physicians. This website must not be considered a substitute for the individual attention of a qualified healthcare provider. Persons taking MSM should never exceed the servings suggested on the product labels unless prescribed by a doctor.