Comparison

B2 Riboflavin 50 mg and B-2 (Riboflavin) 50 mg

B2 Riboflavin 50 mg (Windmill Natural Vitamins) lists 2 distinct ingredients and B-2 (Riboflavin) 50 mg (Windmill Natural Vitamins) 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)
IngredientB2 Riboflavin 50 mgB-2 (Riboflavin) 50 mg
Calcium85 mg (7%)90 mg (7%)
Riboflavin50 mg (3846%)50 mg (3846%)

Amounts are per serving as DSLD gives them: B2 Riboflavin 50 mg, 1 tablet; B-2 (Riboflavin) 50 mg, 1 tablet. Current labels entered November 2023 and July 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own