Source Naturals Glucosamine Chondroitin Complex With MSM supplement bottle
Source Naturals

Glucosamine Chondroitin Complex With MSM Review

What We Researched
7 active ingredients analyzed · 3 inactive ingredients decoded · 2 brand certifications checked · Last updated: Aug 2026
92
Product Score Excellent
75
Brand Score Fair

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (as ascorbic acid) 250 mg 278%
Molybdenum (as molybdenumamino acid complex) 320 mcg 711%
Glucosamine Sulfate (as glucosamine sulfate KCI) 1.5 g
Chondroitin Sulfate Complex 1.2 g
MSM (methylsulfonylmethane [OptiMSM®]) 800 mg
Bioavailability Excellent

Absorption Rating

  • Vitamin C (as ascorbic acid) Fair
  • Molybdenum (as molybdenumamino acid complex) Good
  • Glucosamine Sulfate (as glucosamine sulfate KCI) Good
  • Chondroitin Sulfate Complex Good
  • MSM (methylsulfonylmethane [OptiMSM®]) Good
Other Ingredients Excellent

Fillers & Additives

  • Stearic Acid
  • Modified Cellulose Gum
  • Silica
Efficacy Very Good

Dosage Analysis

  • Vitamin C (as ascorbic acid) 250 mg Effective
  • Molybdenum (as molybdenumamino acid complex) 320 mcg Effective
  • Glucosamine Sulfate (as glucosamine sulfate KCI) 1.5 g Effective
  • Chondroitin Sulfate Complex 1.2 g Effective
  • MSM (methylsulfonylmethane [OptiMSM®]) 800 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 15
Vitamin C (as ascorbic acid) 250 mg 278%
Molybdenum (as molybdenumamino acid complex) 320 mcg 711%
Sodium 120 mg 5%
Glucosamine Sulfate (as glucosamine sulfate KCI) 1.5 g
Chondroitin Sulfate Complex 1.2 g
MSM (methylsulfonylmethane [OptiMSM®]) 800 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Modified Cellulose Gum Generally_safe

It is used to improve the texture and stability of products.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Brand Trust Report
Source Naturals

Founded 1982 · Scotts Valley, CA, USA · 1511 products · sourcenaturals.com/

Certifications

2 certifications
Fda Gmp Inspections Verified Source
Non-GMO Project Verified Verified

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source
Contains Proprietary Blend — True
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Frequently Asked Questions
Is Source Naturals Glucosamine Chondroitin Complex With MSM a good supplement?

Source Naturals Glucosamine Chondroitin Complex With MSM received a product quality score of 92/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 7 active ingredients with 20 servings per container. Of the 3 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Source Naturals, holds a brand trust score of 75/100 with 2 verified certifications including Fda Gmp Inspections, Non-GMO Project Verified.

What are the ingredients in Source Naturals Glucosamine Chondroitin Complex With MSM?

Source Naturals Glucosamine Chondroitin Complex With MSM contains 7 active ingredients: Calories (15), Vitamin C (as ascorbic acid) (250 mg), Molybdenum (as molybdenumamino acid complex) (320 mcg), Sodium (120 mg), Glucosamine Sulfate (as glucosamine sulfate KCI) (1.5 g), Chondroitin Sulfate Complex (1.2 g), and 1 more. Notable high-dose ingredients include Vitamin C at 278% DV, Molybdenum at 711% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Source Naturals Glucosamine Chondroitin Complex With MSM safe to take?

Source Naturals Glucosamine Chondroitin Complex With MSM has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Source Naturals a trustworthy supplement brand?

Source Naturals receives a brand trust score of 75/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1982 and headquartered in Scotts Valley, CA, USA, the company offers 1511 products in their lineup. They hold 2 verified certifications including Fda Gmp Inspections, Non-GMO Project Verified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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How to use turmeric?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 150,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How to take turmeric for inflammation?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 150,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.