Comparison

Skin Clarify and NAC (N-Acetyl-Cysteine)

Skin Clarify (Douglas Laboratories) lists 10 distinct ingredients and NAC (N-Acetyl-Cysteine) (Welessentials) 9 (rows of one ingredient counted once); 6 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 0.42.

Amount per serving (and % of the Daily Value)
IngredientSkin ClarifyNAC (N-Acetyl-Cysteine)
Vitamin C40 mg (44%)375 mg (417%)
Vitamin B61.5 mg (88%)2 mg (118%)
Zinc15 mg (136%)10 mg (91%)
Selenium200 mcg (364%)25 mcg (45%)
Grape135 mg100 mg
N-Acetyl Cysteine200 mg600 mg
Magnesium70 mg (17%)
Vitamin B126 mcg (250%)
Folate400 mcg
Vitamin A0.725 mg
Chromium200 mcg (571%)
Molybdenum50 mcg (111%)
Baobab100 mg

Amounts are per serving as DSLD gives them: Skin Clarify, 2 vegetarian capsules; NAC (N-Acetyl-Cysteine), 2 tablets. Current labels entered October 2020 and January 2021. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own