🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

3 Capsule(s) Serving Size
33 Servings
Non-Nutrient/Non-Botanical Product Type
67% Evidence Coverage

Supplement Facts — Evidence Check

📊 Market median: 1000.0mg (1115 products) 📚 22 studies (Tier A: 0, B: 9)
This product: 1740mg
📊 Market median: 600.0mg (79 products) 📚 24 studies (Tier A: 0, B: 6)
This product: 900mg
MSM
345 mg
📊 Market median: 1000.0mg (2 products)
This product: 345mg

Other Ingredients

Gelatin Capsules

Label Claims — Verification

All Other
Structure/Function
All Other (100% of products) Structure/Function (89% of products) Nutrient (16% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested use: Adults take 3 capsules daily, or as directed by a healthcare professional.

⚠️ Warnings & Precautions

Contains glucosamine derived from shellfish.

Keep away from children.

Warning: If you are pregnant, nursing or taking any medications, consult your doctor before use.

If any adverse reactions occur, immediately stop using this product and consult your doctor. If seal under cap is damaged or missing, do not use.

🧪 Formulation Notes

Our products don't contain flow agents like Magnesium Stearate. Not now, not ever.

Supports joint health

Additional Information

Made in USA

Leader in purity Established by Dr. Clark's Family in 1993

Store at room temperature.

Company does not adopt any Dr. Clark claims.

Product Details

UPC / SKU 6 52384 10505 7
DSLD Entry Date 2020-03-24
Product Type Non-Nutrient/Non-Botanical
Form Capsule
DSLD ID 215488
Data Updated 2026-04-11

Research Evidence

39 Research Sources
50 Avg Quality Score
20 Rct
9 Meta Analysis
4 Clinical Trial
3 Systematic Review
1 Regulatory Source
1 Openfda Safety
B Interventions for the management of temporomandibular joint osteoarthritis
Systematic Review The Cochrane database of systematic reviews 2012
B Glucosamine therapy for treating osteoarthritis
Meta Analysis The Cochrane database of systematic reviews 2005
B Chondroitin for osteoarthritis
Meta Analysis The Cochrane database of systematic reviews 2015
B Efficacy and safety of the combination of glucosamine and chondroitin for knee osteoarthritis: a systematic review and meta-analysis
Meta Analysis Archives of orthopaedic and trauma surgery 2023
B Glucosamine, chondroitin sulfate, and the two in combination for painful knee osteoarthritis
Rct The New England journal of medicine 2006
B Oral Glucosamine in the Treatment of Temporomandibular Joint Osteoarthritis: A Systematic Review
Systematic Review International journal of molecular sciences 2023
B Scientific Opinion on glucosamine and joint health
Regulatory Source EFSA Journal 2009
B Clinical Efficacy and Safety of Chondroitin Combined with Glucosamine in the Treatment of Knee Osteoarthritis: A Systematic Review and Meta-Analysis
Meta Analysis Computational and mathematical methods in medicine 2022
B Combined chondroitin sulfate and glucosamine for painful knee osteoarthritis: a multicentre, randomised, double-blind, non-inferiority trial versus celecoxib
Rct Annals of the rheumatic diseases 2016
B Effectiveness and safety of glucosamine and chondroitin for the treatment of osteoarthritis: a meta-analysis of randomized controlled trials
Meta Analysis Journal of orthopaedic surgery and research 2018
View all evidence for Glucosamine →

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