MSM 1500
GNC MSM 1500 is a joint and bone health supplement, supplying 1500mg of MSM (Methylsulfonylmethane) per tablet. MSM is a compound commonly used to support joint comfort and connective tissue health. The 1500mg dosage aligns with amounts frequently studied in clinical research for potential joint benefits. This product features a single active ingredient, ensuring clear label transparency. Despite a clinically relevant dose of MSM, it received an N+ Score of 53 and an F grade, placing it in the below-average tier, which indicates other factors may impact its overall quality assessment. It may benefit individuals looking for a standard dose of MSM.
About This Product
MSM 1500 by GNC is a joint & bone supplement containing 1 active ingredients. It has earned an N+ Score of 53/100 (Grade F).
N+ Score Breakdown
Are key ingredients present at clinically effective doses based on research?
Does the product include all expected ingredients for its supplement category?
Are individual ingredient amounts clearly disclosed without proprietary blends?
Does the formula include a breadth of beneficial compounds from multiple pathways?
Strengths
- +Fully transparent label with individual ingredient amounts disclosed
Weaknesses
- −Missing several expected ingredients for its category
Ingredient Analysis (1 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| MSM | 1500.000 mg | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.





