Glucosamine + Chondroitin + MSM
Jarrow Formulas Glucosamine + Chondroitin + MSM is a comprehensive joint and bone support supplement with 7 total ingredients. Each 4-capsule serving provides 1500mg Glucosamine Sulfate, 1200mg Chondroitin Sulfate, and 300mg Methylsulfonylmethane (MSM), alongside other vitamins and minerals. The product has an N+ Score of 64, earning a D grade, placing it in the average tier. While Vitamin C (60mg) and Manganese (1mg) are present at clinical doses, the Potassium component is underdosed compared to typical recommendations. This supplement may appeal to individuals looking for a multi-ingredient approach to joint health, with transparent labeling.
About This Product
Glucosamine + Chondroitin + MSM by Jarrow Formulas is a joint & bone supplement containing 7 active ingredients. It has earned an N+ Score of 64/100 (Grade D).
Notable clinical-dose ingredients include Vitamin C, Manganese.
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
- +Broad ingredient diversity exceeding category norms
- +2 ingredient(s) at clinical dose levels
Weaknesses
- −Several ingredients below clinically effective doses
Ingredient Analysis (7 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Vitamin C | 60.000 mg | Adequate |
| Manganese | 1.000 mg | Adequate |
| Sodium | 95.000 mg | N/A |
| Potassium | 260.000 mg | Under |
| Chondroitin Sulfate | 1200.000 mg | N/A |
| Glucosamine Sulfate | 1500.000 mg | N/A |
| Methylsulfonylmethane | 300.000 mg | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.