Comparison

Biotin 1,000 mcg and Biotin 1000 mcg

Biotin 1,000 mcg (Carlson) lists 2 distinct ingredients and Biotin 1000 mcg (Natural Factors) 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)
IngredientBiotin 1,000 mcgBiotin 1000 mcg
Calcium26 mg (2%)25 mg (2%)
Biotin1,000 mcg (3333%)1,000 mcg (3333%)

Amounts are per serving as DSLD gives them: Biotin 1,000 mcg, 1 tablet; Biotin 1000 mcg, 1 capsule. Current labels entered November 2019 and May 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own