Comparison

Calcium 600 + Vitamin D3 with Soy Isoflavones and Calcium 600 mg

Calcium 600 + Vitamin D3 with Soy Isoflavones (Puritan's Pride) lists 4 distinct ingredients and Calcium 600 mg (Vitamin World) 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 0.83.

Amount per serving (and % of the Daily Value)
IngredientCalcium 600 + Vitamin D3 with Soy IsoflavonesCalcium 600 mg
Calcium1,200 mg (92%)1,200 mg (92%)
Vitamin D10 mcg (50%)10 mcg (50%)
Isoflavones50 mg50 mg
Sodium15 mg

Amounts are per serving as DSLD gives them: Calcium 600 + Vitamin D3 with Soy Isoflavones, 2 caplets; Calcium 600 mg, 2 caplets. Current labels entered December 2020 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