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Table 4 Comparison of essential amino acid composition of protein hydrolysates from different body parts of the North Atlantic sea cucumber and World Health Organization /Food and Agriculture Organization (WHO/FAO) recommendations (g/100 g)

From: Antioxidant potential and physicochemical properties of protein hydrolysates from body parts of North Atlantic sea cucumber (Cucumaria frondosa)

Amino Acid WHO/FAO Hydrolysates
Body wall Flower Internal organs
Histidine (His) 1.60 0.75 0.87 0.79
Threonine (Thr) 0.90 2.50 2.73 2.22
Valine (Val) 1.30 2.19 2.42 2.04
Methionine (Met) 1.70 0.89 0.88 0.90
Isoleucine (Ile) 1.30 1.73 1.85 1.63
Leucine (Leu) 1.90 2.59 2.77 2.46
Phenylalanine+ Tyrosine (Phe + Tyr) 1.90 5.85 6.40 5.434
Lysine (Lys) 1.60 2.30 2.64 2.95
Tryptophan (Trp) 0.50 0.51 0.57 0.57