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Best MSM products by transparent scoring (2026)

Single-ingredient products scored by public rules: dose fit, label transparency, data verification, company transparency, third-party testing. Not a measure of efficacy or safety. No paid placement.

Products ranked: 174 · Reference range: 250 – 2,000 mg (source) · Updated 2026-10-30

Dose fit 40 · Label transparency 20 · Data verification 15 · Company transparency 15 · Third-party test 10 — Methodology · MSM →

RankProductPer dayScoreBreakdown
1 MSM & Glucosamine
Nature's Bounty · US NIH DSLD
1,500 mg90.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
2
tie
MSM
Designs for Health · US NIH DSLD
1,000 mg88.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
2
tie
MSM 1000 mg
Vitamin World · US NIH DSLD
1,000 mg88.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
2
tie
MSM/Glucosamine
GNC · US NIH DSLD
1,500 mg88.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
2
tie
Maximum Strength MSM 1500 mg
Vitamin World · US NIH DSLD
1,500 mg88.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
6
tie
Best MSM
Doctor's Best · US NIH DSLD
2,000 mg85.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
6
tie
Best MSM 1500
Doctor's Best · US NIH DSLD
1,500 mg85.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
6
tie
MSM (Methylsulfonylmethane) 500 mg
Solgar · US NIH DSLD
1,000 mg85.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
6
tie
MSM + Vitamin C Fundamental Sulfur
Douglas Laboratories · US NIH DSLD
1,500 mg85.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
6
tie
MSM 1000 mg
Jarrow Formulas · US NIH DSLD
1,000 mg85.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
6
tie
MSM 500 mg
Country Life · US NIH DSLD
1,000 mg85.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
6
tie
MSM-1000
21st Century · US NIH DSLD
1,000 mg85.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
6
tie
Osteo Bi-Flex Joint Health Triple Strength + MSM Formula
Osteo Bi-Flex · US NIH DSLD
1,500 mg85.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
6
tie
Osteo Bi-Flex Triple Strength MSM with D3
Osteo Bi-Flex · US NIH DSLD
1,500 mg85.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
15
tie
M.S.M.
New Roots Herbal Inc. · Health Canada LNHPD
1,000 mg84.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
15
tie
MSM 750 mg84.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
15
tie
MapleLife¿ Nutrition & Formula MSM
Nutralab Canada Corp. · Health Canada LNHPD
500 mg84.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
15
tie
NOW MSM Methylsulfonylmethane1000 mg
NOW Health Group, Inc. · Health Canada LNHPD
1,000 mg84.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
15
tie
OptiMSM¿ Methyl Sulfonyl Methane
GFR Pharma Ltd. · Health Canada LNHPD
1,000 mg84.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
15
tie
Prairie Naturals Opti-MSM 1,000 mg84.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency15.0/15
Third-party test0/10
21
tie
MSM (Methylsulfonylmethane) 1000 mg
Solgar · US NIH DSLD
2,000 mg83.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
21
tie
MSM 1,000 mg
Country Life · US NIH DSLD
1,000 mg83.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
21
tie
MSM 1000 mg
Solgar · US NIH DSLD
2,000 mg83.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
24
tie
MSM 1000 Tablet
Jarrow Formulas Inc. · Health Canada LNHPD
1,000 mg79.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
24
tie
MSM Sulfur
Jarrow Formulas Inc. · Health Canada LNHPD
1,000 mg79.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
24
tie
MSM Sulfur Powder
Jarrow Formulas Inc. · Health Canada LNHPD
1,000 mg79.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
24
tie
MSM-750
Thorne Research, Inc. · Health Canada LNHPD
750 mg79.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency10.0/15
Third-party test0/10
28
tie
Glu-Chon-MSM
OL Olympian Labs · US NIH DSLD
1,000 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM
Viva Vitamins · US NIH DSLD
1,000 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM
Herbadiet · US NIH DSLD
2,000 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM
Karuna · US NIH DSLD
750 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM 1,000 mg
Source Naturals · US NIH DSLD
2,000 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM 1,000 mg
Vitacost · US NIH DSLD
1,000 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM 1000 mg
Best Naturals · US NIH DSLD
2,000 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM Glucosamine Chondroitin
Kala Health · US NIH DSLD
1,600 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM Methylsulfonylmethane Sulfur Complex
Dr. Mercola · US NIH DSLD
1,000 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM with Glucosamine, Chondroitin, and Boswellin
Bronson · US NIH DSLD
1,500 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM, Glucosamine & Chondroitin Plus
Kala Health · US NIH DSLD
1,200 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
MSM, Glucosamine & Chondroitin Vegan
Kala Health · US NIH DSLD
1,200 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
28
tie
Methylsulfonylmethane (MSM)
PureBulk.com · US NIH DSLD
1,300 mg75.0
Breakdown
Dose fit40.0/40
Label transparency20.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
41
tie
MSM
365 Everyday Value · US NIH DSLD
1,000 mg73.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
41
tie
MSM 1,000 mg
Enzymatic Therapy · US NIH DSLD
1,000 mg73.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
41
tie
MSM Glucosamine Joint Complex
Higher Nature · US NIH DSLD
450 mg73.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
41
tie
MSM Powder
Herbadiet · US NIH DSLD
1,000 mg73.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
41
tie
MSM with Glucosamine Sulfate 250 mg73.0
Breakdown
Dose fit40.0/40
Label transparency18.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Albi Imports MSM 1000 mg Capsules
Bona Vita Holdings Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Alpha & Beta MSM
Heritage One Trading Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
BioHealth MSM 1000 mg
BioHealth Labs Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
BioHealth MSM 750 mg
BioHealth Labs Inc. · Health Canada LNHPD
750 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
CON-GLU-MSM SYRUP SH
Jaapharm Canada Inc. · Health Canada LNHPD
400 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Curcumin Supreme + MSM 375 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Dr. Tahir's MSM capsules 500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
General Balance Plant Based MSM 500mg Tablet
General · Malaysia NPRA
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Gold Life® MSM 1000mg Tablet 1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Good For You MSM 1000mg Capsules
Good For You Corp. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Herbal Select MSM Glucosamine Capsule
Puresource Corp. · Health Canada LNHPD
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Herbal Select MSM Methylsulfonylmethane1000 mg
Puresource Corp. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
JAA MSM (Methyl sulfonyl methane) 1000 mg
Jaapharm Canada Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Joint Care with MSM
MK NaturalMed Inc. · Health Canada LNHPD
375 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Lignisul¿ MSM 1000 mg
Alive Vitamins · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
Live-well OsteMSM 1000 Tablet
Live-well · Malaysia NPRA
1,160 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
METHYLSULFONYLMETHANE TABLET 1000 MG
CellChem Pharmaceuticals Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM
Biotics Research Corporation · Health Canada LNHPD
1,500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM
RX BALANCE TECHNOLOGY INC. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM
Trophic Canada · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM
Omega Alpha Pharmaceuticals Inc. · Health Canada LNHPD
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 300 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 900 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM
1123573 BC Ltd. · Health Canada LNHPD
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM
Visalus Inc. · Health Canada LNHPD
750 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM
Holista Health (Canada) Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM
Supplements K.D. Inc. · Health Canada LNHPD
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM
Canadian Sun Supplement City Ltd. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM & D-Glucosamine Sulphate
Omega Alpha Pharmaceuticals Inc. · Health Canada LNHPD
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM & Glucosamine sulfate 500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM (Methylsulfonylemethane) 1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM (Methylsulfonylemethane) & Glucosamine Sulfate 500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM (Methylsulfonylmethane)
Celex Laboratories Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM + GLS 500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM - 1000
Nature's Way of Canada Ltd. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1000
Naturo Aid Pharmaceutical Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1000 mg 1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1000 mg
Holista Health (Canada) Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1000 mg
WN Pharmaceuticals Ltd · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1000 mg
Nutrition Plus Products Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1000 mg
Vitaminol Inc. · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1000 mg
Dad's Nutrition · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 1000mg
Nutricorp International · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM 750 mg
Vitaminol Inc. · Health Canada LNHPD
750 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM Capsules
Biotics Research Corporation · Health Canada LNHPD
830 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM Glucosamine
RX BALANCE TECHNOLOGY INC. · Health Canada LNHPD
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM Glucosamine Sulfates 1000mg
Alive Vitamins · Health Canada LNHPD
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM Methylsulfonylmethane 1000 mg
Bountiful Canada Vitamins ULC · Health Canada LNHPD
1,000 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM and Glucosamine Sulfate
Kare & Hope Inc. · Health Canada LNHPD
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
46
tie
MSM plus Glucosamine Sulphate 1000 mg Capsule
Bona Vita Holdings Inc. · Health Canada LNHPD
500 mg69.0
Breakdown
Dose fit40.0/40
Label transparency14.0/20
Data verification15/15
Company transparency0/15
Third-party test0/10
For information only; not medical advice. Talk to a doctor or pharmacist before starting or stopping any supplement.
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