Comparison

Malic Acid & Magnesium and Malic Acid + Magnesium Tablets

Malic Acid & Magnesium (Martin Avenue Pharmacy) lists 5 distinct ingredients and Malic Acid + Magnesium Tablets (Douglas Laboratories) 4 (rows of one ingredient counted once); 4 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 0.60.

Amount per serving (and % of the Daily Value)
IngredientMalic Acid & MagnesiumMalic Acid + Magnesium Tablets
Vitamin C30 mg (33%)30 mg (33%)
Magnesium86 mg (20%)86 mg (20%)
Flavonoid10 mg10 mg
Malic Acid500 mg500 mg
Magnesium hydroxide0.2 g

Amounts are per serving as DSLD gives them: Malic Acid & Magnesium, 1 tablet; Malic Acid + Magnesium Tablets, 1 tablet. Current labels entered March 2013 and June 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own