Comparison

Echinacea and Vitamin C-500 mg Plus Echinacea

Echinacea (ProCaps Laboratories) lists 2 distinct ingredients and Vitamin C-500 mg Plus Echinacea (Nature's Bounty) 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)
IngredientEchinaceaVitamin C-500 mg Plus Echinacea
Vitamin C60 mg (67%)500 mg (556%)
Echinacea300 mg100 mg

Amounts are per serving as DSLD gives them: Echinacea, 1 capsule; Vitamin C-500 mg Plus Echinacea, 1 caplet. Current labels entered January 2012 and January 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own