Comparison

Quercetin Plus Vitamin C and Quercetin plus Vitamin C

Quercetin Plus Vitamin C (Vitamin World) lists 2 distinct ingredients and Quercetin plus Vitamin C (PhysioLogics) 2 (rows of one ingredient counted once); 2 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)
IngredientQuercetin Plus Vitamin CQuercetin plus Vitamin C
Vitamin C1,400 mg (1556%)1,400 mg (1556%)
Quercetin500 mg500 mg

Amounts are per serving as DSLD gives them: Quercetin Plus Vitamin C, 2 capsules; Quercetin plus Vitamin C, 2 capsules. Current labels entered April 2013 and December 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own