🟢 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

2 Tablet(s) Serving Size
170 Servings
Other Combinations Product Type
67% Evidence Coverage

Supplement Facts — Evidence Check

400 IU (100% DV)
✅ Within RDA (0.7× RDA of 0.015 mg) 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.01mg UL 0.1mg
📊 Market median: 1000.0mg (1115 products) 📚 22 studies (Tier A: 0, B: 9)
This product: 1.5mg
📊 Market median: 100.0mg (173 products)
Median 100.0mg This product: 3.3mg

Other Ingredients

Cellulose Hydroxypropyl Cellulose Stearic Acid Coating Croscarmellose Sodium Silicon Dioxide

Label Claims — Verification

Nutrient
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

Product Information

📋 Directions for Use

DIRECTIONS: For best results, take two (2) tablets daily with a meal OR one (1) tablet twice daily with meals.

⚠️ Warnings & Precautions

NOTE: If you are pregnant, lactating or on prescribed medication, consult your physician before consuming this product.

KEEP OUT OF REACH OF CHILDREN.

Contains shellfish (shrimp, crab, lobster and crayfish).

🧪 Formulation Notes

Schiff(R) Glucosamine plus Vitamin D helps you maintain healthy structure and function of cartilage in your joints.

Just two tablets provide the clinically tested amount of 1,500 mg of Glucosamine HCl.

GUARANTEED: No added sugar (sucrose, fructose, lactose), salt (sodium chloride), yeast, wheat, gluten or milk. No preservatives or artificial flavors.

Contains shellfish (shrimp, crab, lobster and crayfish).

Additional Information

OVER 70 YEARS OF GUARANTEED QUALITY 70

Now with Joint Fluid (Hyaluronic Acid), the main component of synovial fluid, which helps lubricate joints to allow smooth, quiet movement.

HIGHEST POTENCY Glucosamine Hydrochloride (HCl) has the highest potency of active Glucosamine. Glucosamine HCl is about 83% Glucosamine, while most brands use Glucosamine Sulfate that is only about 65% Glucosamine.

SURE DISSOLVE

USP has tested and verified ingredients, potency, and manufacturing process. USP sets official standards for dietary supplements. See www.uspverified.org.

Item #521762

per 2 tablets

NOW WITH Joint Fluid (Hyaluronic Acid) to Lubricate & Protect Joints

DIETARY SUPPLEMENT VERIFIED USP(R)

MAXIMUM STRENGTH FORMULA

GUARANTEED for purity, freshness and labeled potency.

LOT: EXP:

STORE IN A COOL, DRY PLACE WITH LID TIGHTLY CLOSED.

Schiff(R) Quality Guarantee

For information call: 1-800-526-6251 (8am-5pm MST M-F)

Actual Size

11028 46611028.2

HIGHEST POTENCY FORM OF GLUCOSAMINE

Product Details

UPC / SKU 0 20525 11028 2
DSLD Entry Date 2013-10-25
Product Type Other Combinations
Form Tablet or Pill
Brand Schiff
DSLD ID 26190
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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