Comparison

Active-C with Bioflavonoids 500 mg and Active-C with Bioflavonoids 1000 mg

Active-C with Bioflavonoids 500 mg (The Vitamin Shoppe) lists 13 distinct ingredients and Active-C with Bioflavonoids 1000 mg (The Vitamin Shoppe) 13 (rows of one ingredient counted once); 13 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)
IngredientActive-C with Bioflavonoids 500 mgActive-C with Bioflavonoids 1000 mg
Vitamin C500 mg (556%)1,000 mg (1111%)
Calcium60 mg (5%)120 mg (9%)
Magnesium10 mg (2%)20 mg (5%)
Zinc2 mg (18%)4 mg (36%)
Black Pepper5 mg5 mg
Flavonoid111 mg111 mg
Rutin25 mg25 mg
Acerola20 mg20 mg
Hesperidin100 mg100 mg
Dog Rose20 mg20 mg
Calcium Ascorbatenot disclosednot disclosed
Magnesium ascorbatenot disclosednot disclosed
Zinc Ascorbatenot disclosednot disclosed

Amounts are per serving as DSLD gives them: Active-C with Bioflavonoids 500 mg, 1 tablet; Active-C with Bioflavonoids 1000 mg, 1 tablet. Current labels entered June 2019 and June 2019. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own