Comparison

Biotin For Hair & Nails Extra Strength and Biotin 5000 mcg

Biotin For Hair & Nails Extra Strength (Natrol) lists 2 distinct ingredients and Biotin 5000 mcg (Exchange Select) 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 For Hair & Nails Extra StrengthBiotin 5000 mcg
Calcium66 mg (5%)66 mg (5%)
Biotin5,000 mcg (16667%)5,000 mcg (16667%)

Amounts are per serving as DSLD gives them: Biotin For Hair & Nails Extra Strength, 1 tablet; Biotin 5000 mcg, 1 tablet. Current labels entered November 2013 and July 2017. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own