Comparison

Vitamin D 10 mcg and Vitamin D3 400 IU

Vitamin D 10 mcg (Geri-Care) lists 2 distinct ingredients and Vitamin D3 400 IU (Major) 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)
IngredientVitamin D 10 mcgVitamin D3 400 IU
Calcium25 mg (2%)25 mg (2%)
Vitamin D10 mcg (50%)10 mcg (50%)

Amounts are per serving as DSLD gives them: Vitamin D 10 mcg, 1 tablet; Vitamin D3 400 IU, 1 tablet. Current labels entered September 2021 and May 2019. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own