Table 2.

The amino acids of free amino acid and peptides in Se-MBFB (nmol%).

Category	Free amino acid	Amino acid of free peptides and protein hydrolysate
Asp	0.14	3.44
Thr	0.1	1.73
Ser	0.04	1.30
Glu	3.77	47.00
Gly	0.17	4.22
Ala	0.24	3.87
Cys	–	0.14
Val	0.17	1.45
Met	–	0.30
Ile	–	0.71
Leu	–	0.85
Tyr	0.03	0.55
Phe	0.07	3.54
Lys	0.13	23.07
His	0.05	1.38
Arg	0.29	4.38
Pro	–	2.07
GABA	94.81	–

‘–'Indicated that the content was lower than the detection limit and not detected.