🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 17% of ingredients have research evidence
B Label Compliance Grade

Product Label

📸

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Label Data

2 Tablet(s) Serving Size
77 Servings
Non-Nutrient/Non-Botanical Product Type
17% Evidence Coverage

Supplement Facts — Evidence Check

Calories
10 {Calories}
Total Carbohydrates
2 g (1% DV)
Sodium
110 mg (4% DV)
Potassium
245 mg (6% DV)
📊 Market median: 600.0mg (79 products) 📚 24 studies (Tier A: 0, B: 6)
This product: 1200.0mg

Other Ingredients

Cellulose Stearic Acid Silica Magnesium Stearate

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) Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

SUGGESTED USAGE: As a dietary supplement, take 2 tablets daily with meals or on an empty stomach.

⚠️ Warnings & Precautions

CAUTION: PLEASE DISCARD THE INEDIBLE FRESHNESS PACKET ENCLOSED.

Due to size of tablet, take with 8 oz. of water or other beverage. As an alternative, NOW(R) also offers Glucosamine and Chondroitin in capsule, powder and liquid form.

Warning: Persons with a known allergy to shellfish should not use this product.

🧪 Formulation Notes

Contains no yeast, wheat, gluten, corn, soy, milk, sugar, preservatives or artificial colors.

Additional Information

Bonus 35 Free

ACTUAL SIZE

Glucosamine & Chondroitin are naturally occurring structural components that have recently enjoyed growing popularity. Glucosamine is an amino sugar derived from the chitin of shellfish and is used by the body to support healthy joint structures. Chondroitin complements Glucosamine and works synergistically to provide optimal nutritional support.* Look for this and other fine NOW(R) products in health food stores nationwide.

Made in the U.S.A.

35th Anniversary

35th Anniversary

Good Manufacturing Practices GMP NNfA

Joint Support Factors*

120 + 35 Free Tablets

This seal certifies that the manufacturer of this product uses quality systems and procedures that comply with NNFA’s Dietary Supplement GMP standards. The quality of individual ingredients, however, has not been certified.

CODE 9571

Product Details

DSLD Entry Date 2012-12-21
Product Type Non-Nutrient/Non-Botanical
Form Tablet or Pill
Brand NOW
DSLD ID 13133
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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