🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 29% of ingredients have research evidence
B Label Compliance Grade

Product Label

📸

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Label Data

2 Tbsp Serving Size
32 Servings
Non-Nutrient/Non-Botanical Product Type
29% Evidence Coverage

Supplement Facts — Evidence Check

Calories
20 Calorie(s)
Total Carbohydrates
4 Gram(s) (1% DV)
Protein
1 Gram(s)
Sodium
90 mg (4% DV)
1500 mg
📊 Market median: 1000.0mg (1115 products) 📚 22 studies (Tier A: 0, B: 9)
This product: 1500mg
📊 Market median: 600.0mg (79 products) 📚 24 studies (Tier A: 0, B: 6)
This product: 1200mg
MSM
900 mg
📊 Market median: 1000.0mg (2 products)
This product: 900mg

Other Ingredients

purified Water Glycerin Citric Acid Natural flavors Potassium Sorbate Sodium Benzoate Sucralose Caramel color Acesulfame Potassium

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

Directions: Shake well before each use. As a dietary supplement, take one serving (2 tablespoons) daily, preferably with meals. Can also be mixed with 4-6 fl. oz. of water or your favorite beverage.

⚠️ Warnings & Precautions

Contains: Crustaceans (crab and shrimp).

Keep out of reach of children.

🧪 Formulation Notes

This formula contains the full potency, clinically tested amounts of glucosamine (1500 mg) and chondroitin (1200 mg) plus MSM to support joint mobility and flexibility.

Clinical-strength dose of glucosamine/chondroitin plus MSM

Contains: Crustaceans (crab and shrimp).

Additional Information

B6870013

Our quality commitment to you Since 1935, our mission as the industry leader has been to provide you with the highest-quality nutritional supplements. We continue to stand behind this mission. If you're not 100% satisfied with your purchase, return the unused portion of the product with your receipt within 30 days and we'll either refund your money or find you a replacement product that is right for you.

Please recycle this box.

Joint function naturally declines with daily wear and tear, physical activity or aging.

New look! Promotes joint health

Supports joint mobility and flexibility Natural flavors

CODE 705804 GRG

Store in a cool, dry place. Refrigerate after opening.

2 -16 fl. Oz. bottles

Product Details

DSLD Entry Date 2017-08-22
Product Type Non-Nutrient/Non-Botanical
Form Liquid
Brand GNC
DSLD ID 76851
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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