Table 2. Total free amino acid compositions of rice cake containing different amounts of A. annua L. powder (mg/kg)

	Substitution level of A. annua L. powder (g)
	Control	30	60	90
	Taurine	0.01	0.01	0.01	0.02
Aspartic acid	0.06	0.05	0.07	0.13
Threonine	ND1)	ND	ND	ND
Serine	0.11	0.12	0.09	0.14
Glutamic acid	0.02	0.02	0.02	0.02
Sarcosine	0.05	0.06	0.08	0.12
Proline	ND	ND	ND	ND
Glycine	ND	ND	ND	ND
Alanine	0.01	0.02	0.03	0.05
Citrulline	0.05	0.05	0.06	0.07
α-aminobutyric acid	ND	ND	ND	ND
Valine	0.01	0.01	0.01	0.02
Methionine	0.01	0.01	0.03	0.05
Isoleucine	0.02	0.09	0.13	0.16
Leucine	ND	ND	0.01	0.01
Tyrosine	ND	0.01	0.01	0.01
Phenylalanine	0.02	0.04	0.04	0.07
β-alanine	0.01	0.01	0.01	0.02
Histidine	ND	ND	ND	ND
allo-Hydroxylysine	0.58	0.62	0.66	0.71
Ornithine	0.04	0.04	0.04	0.07
Lysine	ND	ND	ND	ND
Arginine	ND	ND	ND	ND
Total	2.00	31.16	61.30	91.67

ND, not detected.