Comparison

C-500 Complex and C-500 Complex With Bioflavonoids, Acerola & Rose Hips

C-500 Complex (NOW) lists 5 distinct ingredients and C-500 Complex With Bioflavonoids, Acerola & Rose Hips (NOW) 5 (rows of one ingredient counted once); 5 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)
IngredientC-500 ComplexC-500 Complex With Bioflavonoids, Acerola & Rose Hips
Vitamin C500 mg (556%)500 mg (556%)
Flavonoid100 mg100 mg
Rutin10 mg10 mg
Acerola100 mg100 mg
Dog Rose100 mg100 mg

Amounts are per serving as DSLD gives them: C-500 Complex, 1 tablet; C-500 Complex With Bioflavonoids, Acerola & Rose Hips, 1 tablet. Current labels entered May 2018 and August 2015. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own