Comparison

Natural Sleep Melatonin 5 mg and Quiet Sleep Melatonin 5 mg

Natural Sleep Melatonin 5 mg (Life Extension) lists 9 distinct ingredients and Quiet Sleep Melatonin 5 mg (Life Extension) 9 (rows of one ingredient counted once); 9 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)
IngredientNatural Sleep Melatonin 5 mgQuiet Sleep Melatonin 5 mg
Vitamin C220 mg (244%)220 mg (244%)
Calcium48 mg (4%)48 mg (4%)
Vitamin B610 mg (588%)10 mg (588%)
Magnesium120 mg (29%)120 mg (29%)
Vitamin B12100 mcg (4167%)100 mcg (4167%)
Niacin73.5 mg (459%)73.5 mg (459%)
Chromium50 mcg (143%)50 mcg (143%)
Inositol100 mg100 mg
Melatonin5 mg5 mg

Amounts are per serving as DSLD gives them: Natural Sleep Melatonin 5 mg, 1 vegetarian capsule; Quiet Sleep Melatonin 5 mg, 1 vegetarian capsule. Current labels entered May 2017 and August 2020. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own