Comparison

Reduced Glutathione 250 mg and Reduced Glutathione 50 mg

Reduced Glutathione 250 mg (Source Naturals) lists 2 distinct ingredients and Reduced Glutathione 50 mg (Source Naturals) 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)
IngredientReduced Glutathione 250 mgReduced Glutathione 50 mg
Calcium94 mg (7%)20 mg (2%)
Glutathione250 mg50 mg

Amounts are per serving as DSLD gives them: Reduced Glutathione 250 mg, 1 tablet; Reduced Glutathione 50 mg, 1 tablet. Current labels entered October 2022 and September 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own