Comparison

Magnesium Ascorbate and Pure, Buffered Magnesium Ascorbate

Magnesium Ascorbate (NOW) lists 2 distinct ingredients and Pure, Buffered Magnesium Ascorbate (NOW) 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)
IngredientMagnesium AscorbatePure, Buffered Magnesium Ascorbate
Vitamin C820 mg (911%)820 mg (911%)
Magnesium60 mg (14%)60 mg (14%)

Amounts are per serving as DSLD gives them: Magnesium Ascorbate, 0.25 tsp; Pure, Buffered Magnesium Ascorbate, 0.25 tsp. Current labels entered November 2013 and February 2021. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own