Comparison

Cal/Mag 500/250 mg and Chelated Calcium Magnesium

Cal/Mag 500/250 mg (Nature's Plus) lists 2 distinct ingredients and Chelated Calcium Magnesium (Vitamin World) 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)
IngredientCal/Mag 500/250 mgChelated Calcium Magnesium
Calcium500 mg (38%)500 mg (38%)
Magnesium250 mg (60%)250 mg (60%)

Amounts are per serving as DSLD gives them: Cal/Mag 500/250 mg, 1 tablet; Chelated Calcium Magnesium, 1 caplet. Current labels entered December 2016 and October 2011. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own