Comparison

Non-Acid Vitamin C-500 and Buffered Vitamin C 500 mg Calcium Ascorbate

Non-Acid Vitamin C-500 (Windmill) lists 2 distinct ingredients and Buffered Vitamin C 500 mg Calcium Ascorbate (Good 'N Natural) 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)
IngredientNon-Acid Vitamin C-500Buffered Vitamin C 500 mg Calcium Ascorbate
Vitamin C500 mg (556%)500 mg (556%)
Calcium50 mg (4%)50 mg (4%)

Amounts are per serving as DSLD gives them: Non-Acid Vitamin C-500, 1 tablet; Buffered Vitamin C 500 mg Calcium Ascorbate, 1 tablet. Current labels entered March 2012 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