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Maximum Strength Glucosamine & Chondroitin Plus

product on market Tablet or Pill 21st Century Safety: 90/100
90/100

This product looks safe

  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 29% of ingredients have research evidence
B Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Glucosamine hydrochloride and chondroitin sulfate are commonly used to support joint health and cartilage maintenance. Research provides moderate evidence that these ingredients may help reduce joint discomfort. The overall evidence coverage for this specific formulation is limited.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for Maximum Strength Glucosamine & Chondroitin Plus
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
20
Servings
Non-Nutrient/Non-Botanical
Product Type
29%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Total Calories
10 {Calories}
Sodium
115 mg (5% DV)
Total Carbohydrates
2 g (1% DV)
Market median: 1000.0mg (1115 products) 24 studies (A:0, B:9)
Market median: 600.0mg (79 products) 25 studies (A:0, B:6)
MSM
500 mg
Market median: 1000.0mg (2 products)
Proprietary Blend
40 mg

Other Ingredients

Cellulose Stearic Acid Croscarmellose Sodium Silicon Dioxide Magnesium Stearate Titanium Dioxide
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions For Use: Take up to three (3) tablets daily with any meal. Daily dosage may vary based on individual needs.

Warnings & Precautions

WARNING: IF YOU ARE DIABETIC, CONSULT YOUR PHYSICIAN BEFORE USING THIS PRODUCT

If you have a Shellfish allergy please consult your medical practitioner before using this product.

Keep out of reach of children.

Do not use if product appears to be tampered with or seal is broken.

Formulation Notes

No Added Sugar, Yeast, Preservatives or Artificial Flavors.

Now With Hyaluronic Acid

This product contains glucosamine hydrochloride which is derived from shrimp and crab shells.

Additional Information

Store at room temperature.

Unconditionally guaranteed for purity, freshness and label potency.

Compare Active Ingredients To FLEX-A-MIN*

Made in U.S.A.

Many recent scientific studies have shown the effectiveness of taking supplements with the proper combination of Glucosamine, Chondroitin, MSM (methylsulfonylmethane) and Hyaluronic Acid. These compounds found in the soft cartilage, tendons, and synovial fluid, are essential to the healthy functioning of tendons and joints, especially with advancing age.

0905-3 0905-2

New & Improved

Metadata

Product Details

UPC / SKU7 40985 22488 5
DSLD Entry Date2012-07-25
Product TypeNon-Nutrient/Non-Botanical
FormTablet or Pill
Brand21st Century
DSLD ID11284
Data Updated2026-04-11
Research

Research Evidence

39
Research Sources
50
Avg Quality
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 PubMed DOI
B Glucosamine therapy for treating osteoarthritis
Meta Analysis The Cochrane database of systematic reviews 2005 PubMed
B Chondroitin for osteoarthritis
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
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 PubMed DOI
B Glucosamine, chondroitin sulfate, and the two in combination for painful knee osteoarthritis
Rct The New England journal of medicine 2006 PubMed
B Oral Glucosamine in the Treatment of Temporomandibular Joint Osteoarthritis: A Systematic Review
Systematic Review International journal of molecular sciences 2023 PubMed DOI
B Scientific Opinion on glucosamine and joint health
Regulatory Source EFSA Journal 2009 DOI
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 PubMed DOI
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 PubMed DOI
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 PubMed DOI
View all evidence for Glucosamine →
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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.