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Table 5 Comparative study of amino acid pattern in CP protein concentrate, soya protein and Casein protein with FAO/WHO/UNU standard and calculation of EAAI

From: Concentration and characterization of microalgae proteins from Chlorella pyrenoidosa

Essential amino acids (EAA) CP protein concentrate
(mg/g protein)
Soya protein
(mg/g protein)
(Bertol et al. 2001)
Casein
(mg/g protein)
(Han et al. 2015)
FAO/WHO/UNU standard (2007)
(mg/g protein)
Histidine 16 12 30 15
Isoleucine 62 21 49 30
Leucine 34 35 97 59
Lysine 81 34 82 45
Methionine/cysteine 61 7 29 22
Phenylalanine/tyrosine 50 24 107 38
Threonine 35 19 43 23
Valine 52 24 59 39
EAAI 1.35 0.657 1.66  
  1. EAAI essential amino acid index