Comparison

Essential Amino Acids and 9 Essential Amino Acids

Essential Amino Acids (Double Wood Supplements) lists 9 distinct ingredients and 9 Essential Amino Acids (Signature Supplements) 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)
IngredientEssential Amino Acids9 Essential Amino Acids
Leucine0.205 g0.19 g
Valine0.141 g0.097 g
Isoleucine0.115 g0.097 g
Lysine185 mg150 mg
METHIONINE35 mg97 mg
Phenylalanine72 mg119 mg
Histidine37 mg52 mg
THREONINE141 mg97 mg
Tryptophan37 mg22 mg

Amounts are per serving as DSLD gives them: Essential Amino Acids, 3 capsules; 9 Essential Amino Acids, 2 capsules. Current labels entered January 2021 and September 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own