Comparison

N-Acetyl L-Tyrosine and N-Acetyl L-Tyrosine 400 mg

N-Acetyl L-Tyrosine (BulkSupplements.com) lists 1 distinct ingredients and N-Acetyl L-Tyrosine 400 mg (Nutricost) 1 (rows of one ingredient counted once); 1 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)
Ingredient	N-Acetyl L-Tyrosine	N-Acetyl L-Tyrosine 400 mg
N-Acetyl Tyrosine	400 mg	400 mg

Amounts are per serving as DSLD gives them: N-Acetyl L-Tyrosine, 400 mg; N-Acetyl L-Tyrosine 400 mg, 400 mg. Current labels entered October 2021 and July 2022. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own

N-Acetyl L-TyrosineBulkSupplements.com: every row against all products listing it
N-Acetyl L-Tyrosine 400 mgNutricost: every row against all products listing it