Table 5. Free amino acid content of co-fermented TVE anayzed by HPLC

Free amino acid	Co-fermentation period (day)
	0	7
Glutamic acid (g/100 g)	2.49±0.081)	0.00±0.02
GABA (g/100 g)	0.03±0.02	1.85±0.02

Each value is a mean±SD (n=3).