Comparison

Ester-C Powder with Citrus Bioflavonoids and Ester-C 500 mg With Citrus Bioflavoinds Timed Release

Ester-C Powder with Citrus Bioflavonoids (American Health) lists 4 distinct ingredients and Ester-C 500 mg With Citrus Bioflavoinds Timed Release (American Health) 3 (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 0.82.

Amount per serving (and % of the Daily Value)
IngredientEster-C Powder with Citrus BioflavonoidsEster-C 500 mg With Citrus Bioflavoinds Timed Release
Vitamin C1,500 mg (1667%)500 mg (556%)
Calcium200 mg (15%)55 mg (4%)
Flavonoid150 mg200 mg
Carbohydrate2 g

Amounts are per serving as DSLD gives them: Ester-C Powder with Citrus Bioflavonoids, 2.71 g; Ester-C 500 mg With Citrus Bioflavoinds Timed Release, 1 vegetarian tablet. Current labels entered May 2021 and November 2011. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own