On the Essential Amino Acid Intake of Japanese People (Report 2)

The Essential Amino Acid Intake of Girls of High School

Abstract

To know the essential amino acid intake of girls of high school, a dietary survey was carried out during seven days of 28 girls of Hakuo High School in Tokyo. And the essential amino acid intake was calculated with the table of amino acid composition in food by M. L. Orr and B. K. Watt.
According to the result, their average daily intake of isoleucine being 3.68g., leucine being 5.39g., lysine being 3.73g., methionine being 1.52g., cystine being 1.08g., phenylalanine being 3.12g., threonine being 2.65g., tryptophan being 0.78g. and valine being 4.09g.
In comparing the intake of the essential amino acid with the provisional protein pattern, the intake of methionine, sulfur-containing acid and tryptophan was low, 99, 81, 75, respectively.