Comparison

NAC 500 mg and NAC 500 N-Acetyl Cysteine

NAC 500 mg (ProCaps Laboratories) lists 2 distinct ingredients and NAC 500 N-Acetyl Cysteine (ProCaps Laboratories) 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)
IngredientNAC 500 mgNAC 500 N-Acetyl Cysteine
Vitamin C30 mg (33%)30 mg (33%)
N-Acetyl Cysteine500 mg500 mg

Amounts are per serving as DSLD gives them: NAC 500 mg, 1 capsule; NAC 500 N-Acetyl Cysteine, 1 capsule. Current labels entered May 2021 and May 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own