Comparison

D, L-Phenylalanine 750 mg and D,L-Phenylalanine 750 mg

D, L-Phenylalanine 750 mg (Metabolic Maintenance) lists 2 distinct ingredients and D,L-Phenylalanine 750 mg (Metabolic Maintenance) 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)
IngredientD, L-Phenylalanine 750 mgD,L-Phenylalanine 750 mg
Vitamin B615 mg (882%)15 mg (882%)
DL-phenylalanine750 mg750 mg

Amounts are per serving as DSLD gives them: D, L-Phenylalanine 750 mg, 1 capsule; D,L-Phenylalanine 750 mg, 1 capsule. Current labels entered September 2022 and August 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own