Here is the Consumer Labs pharmaceutical analysis which gives Cosamin DS a good rating but does not evaluate the products very well essentially measuring content only.

 

EXAMPLES OF RESULTS OF CONSUMERLAB.COM TESTING OF JOINT SUPPLEMENTS (GLUCOSAMINE, CHONDROITIN, AND MSM )
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Name of Product, Claimed Type and Amount of Key Ingredient per Unit and Suggested Dose on Label

 

Manufac-
turer
or
Distri-
butor

 

CLAIMED AMOUNT OF INGREDIENT (Per Daily Serving Suggested on Label) (Click on "Ingredients" for Full Listing)

 

Test Results:
(See Passing Score for More Information on Review Criteria)

OVERALL RESULTS:
APPROVED

(Passed)
or
NOT
APPROVED

(Failed)

Contained Claimed Amount of Key Ingre-
dients

(Glucos-
amine, Chondroi-
tin,
MSM )

 

Disinte-
grated Properly

(NA = Not Applic-
able)

 

SUPPLEMENTS FOR HUMAN USE

 

 

 

 

Glucosamine and Chondroitin Combination Products

Cosamin®DS Double Strength Joint Health Supplement (500 mg Glucosamine Hydrochloride and 400 mg Sodium Chondroitin Sulfate per capsule, 3 per day)*

Dist. by Nutramax Laboratories, Inc.

Glucosamine Hydrochloride: 1500 mg Sodium Chondroitin Sulfate: 1200 mg
Ingredients

APPROVED

 

 

NA