Comparison

Purified Chondroitin Sulfates and Chondro-Plus

Purified Chondroitin Sulfates (Biotics Research Corporation) lists 3 distinct ingredients and Chondro-Plus (Biotics Research Corporation) 5 (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 0.78.

Amount per serving (and % of the Daily Value)
IngredientPurified Chondroitin SulfatesChondro-Plus
Chondroitin Sulfate250 mg200 mg
Superoxide Dismutase10 mcg15 mcg
Catalase10 mcg15 mcg
Vitamin B1218 mcg (750%)
Manganese10 mg (435%)

Amounts are per serving as DSLD gives them: Purified Chondroitin Sulfates, 1 tablet; Chondro-Plus, 1 tablet. Current labels entered July 2013 and May 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own