G/C 1000
This product looks safe
- Manganese: 30mg is 2.7× the Tolerable Upper Intake Level (11mg)
- 50% of ingredients have research evidence
What the Evidence Says
AI-generated · Qwen 3.6 · methodologyGlucosamine and chondroitin are commonly used to support joint health, though research evidence for their efficacy is mixed. Vitamin C and manganese act as essential cofactors for connective tissue synthesis. Overall, clinical evidence for this specific combination of ingredients remains limited.
AI-generated summary based on research evidence. Not medical advice.
Safety Alerts
Manganese: 30mg is 2.7× the Tolerable Upper Intake Level (11mg)
Product Label
Label Data
Supplement Facts — Evidence Check
Other Ingredients
Label Claims — Verification
Product Information
Directions for Use
Directions: Two capsules twice daily, or more, preferably with meals, as recommended by a health care professional.
Warnings & Precautions
Sold only for dispensing by a licensed health care professional.
Not to be used by pregnant or lactating women.
Tamper evident band around cap and seal on bottle. Do not use if either seal is broken or missing.
Keep out of reach of children.
Formulation Notes
Progressive Laboratories manufactured this product in its 3rd party GMP-inspected facility. (Good Manufacturing Practices)
Glucosamine HCl and Chondroitin Sulfate
Additional Information
GMP Certified GMP Compliant Good Manufacturing Practices 21 CFR 111
Product Details
Research Evidence
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.