Supplement reference
MSM (Methylsulfonylmethane)
A source-linked reference on MSM (Methylsulfonylmethane), evidence, safety and product identity. Sources checked 6 September 2026.
Source and review status
Published sources checked
Sources checked on: 6 September 2026
Qualified clinical review: Pending. This page has not been clinically reviewed.
About this source check
AI-assisted editorial source checking covers the cited material and its stated limits. It is not a systematic review, verification of a supplied product, or clinical sign-off.
Editorial role: InfoAddict. Last material change: 6 September 2026. Next source review: 6 March 2027.
Ingredient and preparation
MSM is the common supplement name for methylsulfonylmethane, an organosulfur compound.
Sources: National Center for Complementary and Integrative Health
Evidence and limits
NCCIH states that no conclusions can be reached about MSM for osteoarthritis because very little research has been done. This page does not generalise that result to pain, recovery or inflammation claims.
Sources: National Center for Complementary and Integrative Health
Safety and a useful record
A supplement name does not establish safety with medicines or chronic disease. Bring the full label to a pharmacist or clinician if you are managing a condition.
Sources: National Center for Complementary and Integrative Health, National Center for Complementary and Integrative Health
Record the affected activity or symptom, diagnosis if any, and other changes made at the same time.
Sources: National Center for Complementary and Integrative Health
Published sources
- 7 Things To Know About Complementary Health Approaches for Osteoarthritis
National Center for Complementary and Integrative Health. Current NCCIH reference; accessed 6 September 2026.
Supports: Conflicting or insufficient evidence context for glucosamine, chondroitin and MSM.
- Safe Use of Complementary Health Products and Practices
National Center for Complementary and Integrative Health. Current NCCIH reference; accessed 6 September 2026.
Supports: General safety, interaction and contamination context. It does not establish ingredient-specific benefit.
Change history
| Date | Change | Clinical-review status |
|---|---|---|
| 6 September 2026 | Source-linked reference published | Pending |
Keep a private record
UpgradeYourself lets you keep private records of routines and observations you choose to discuss with a qualified health professional. This reference does not recommend starting, stopping or changing an item.