Comparison

Glucosamine 500 mg, Marine Chondroitin 100 mg & MSM 100 mg and Glucosamine, Chondroitin & MSM

Glucosamine 500 mg, Marine Chondroitin 100 mg & MSM 100 mg (SimplySupplements) lists 3 distinct ingredients and Glucosamine, Chondroitin & MSM (Doctor's A-Z) 3 (rows of one ingredient counted once); 3 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientGlucosamine 500 mg, Marine Chondroitin 100 mg & MSM 100 mgGlucosamine, Chondroitin & MSM
Methylsulfonylmethane100 mg200 mg
Chondroitin Sulfate112 mg400 mg
Glucosamine Sulfate0.5 g0.5 g

Amounts are per serving as DSLD gives them: Glucosamine 500 mg, Marine Chondroitin 100 mg & MSM 100 mg, 1 capsule; Glucosamine, Chondroitin & MSM, 1 tablet. Current labels entered August 2013 and December 2011. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own