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. 2018 Sep 22;10(10):1357. doi: 10.3390/nu10101357

Table 2.

Total amino acid content (TAA), branched-chain amino acid (BCAA), essential amino acid (EAA). Amino acid content evaluated as AA g/100 g and AA g/g protein. Tryptophane content was not measured.

Amino Acid Whey
g/100g
Protein
g/g
Soy
g/100g
Protein
g/g
Insect
g/100g
Protein
g/g
Alanine, g 5.2 5.4 3.5 4.2 5.1 7.4
Arginine, g 2.0 2.1 6.2 7.5 4.0 5.8
Asparagine, g 10.0 10.4 10.0 12.0 6.4 9.3
Cycteine (Cystin), g 2.1 a 2.2 1.0 1.2 a 0.6 0.9 a
Glutamine, g 17.3 18.0 16.2 19.5 10.4 15.1
Glycine, g 1.4 1.5 3.5 4.2 3.4 4.9
Histidine, g * 1.5 1.6 a 2.2 2.6 a 2.4 3.5 a
Isoleucine, g *, # 6.8 7.1 a 3.9 4.7 a 3.2 4.6 a
Leucine, g *, # 10.3 10.7 a 6.6 7.9 a 5.0 7.2 a
Lysine, g * 9.1 9.5 5.3 6.4 4.6 6.7
Methionine, g * 2.3 2.4 a 1.2 1.4 1.1 1.6 a
Phenylalanine, g * 2.7 2.8 a 4.4 5.3 a 3.1 4.5 a
Proline, g 6.0 6.2 4.4 5.3 4.2 6.1
Serine, g 4.5 4.7 4.4 5.3 3.1 4.5
Threonine, g * 6.8 7.1 a 3.2 3.8 a 3.0 4.3 a
Tyrosine, g * 2.6 2.7 a 3.2 3.8 a 5.2 7.5 a
Valine, g *, # 5.6 5.8 a 4.0 4.8 a 4.2 6.1 a
TAA, g 96.2 100.0 83.2 100.0 69.1 100.0
# BCAA, g 22.7 23.6 14.5 17.4 12.4 18.0
* EAA, g 47.2 49.1 a 31.8 38.2 a 27.3 39.4 a

#, a part of total BCAA. *, a part of total EAA.a Meeting FAO/WHO/UNU [23] requirements for adults’ protein intake (g/g. protein) regarding (Histidine, Isoleucine, Leucine, Lysine, Methionine, Cysteine, Phenylalanine, Tyrosine, Threonine, Valine).