Table 6. PDCAAS of commercial and ancient traditional ‘Doenjang’

Samples	Commercial			Ancient traditional
	CCT1)	CDT	CKT	CSJ	NJ	CJ	NCJ	GCJ
PDCAAS2) value
Methionine+cysteine	0.02	0.03	0.01	0.05	0.01	0.04	0.04	0.04
Leucine	0.03	0.03	0.02	0.03	0.00	0.01	0.01	0.01
Isoleucine	0.09	0.09	0.14	0.09	0.02	0.03	0.03	0.03
Valine	0.04	0.07	0.05	0.09	ND3)	ND	ND	ND
Lysine	0.03	0.03	0.02	0.01	0.00	0.00	0.00	0.00
Histidine	0.05	0.03	0.04	0.11	0.01	0.04	0.04	0.05
Phenylalanine+tyrosine	0.06	0.04	0.04	0.05	0.01	0.02	0.02	0.01
Tryptophan	0.03	0.03	0.02	0.03	0.04	0.10	0.10	0.06
Threonine	0.05	0.06	0.04	0.04	0.01	0.02	0.02	0.02
TEAR	0.41	0.40	0.37	0.49	0.11	0.26	0.26	0.23
TEAR daily	0.27	0.26	0.24	0.32	0.07	0.17	0.17	0.15

CCT, ‘C’ Co., Ltd.; CDT, ‘D’ Co., Ltd; CKT, ‘K’ Co., Ltd; CSJ, Chunsie; NJ, Nanjang; CJ, Chungjang; NCJ, Mixed NJ and CJ, Nan-chungjang (mixed ratio 1:1); GCJ, Gihwa-chungjang.
PDCAAS, protein digestibility corrected amino acid score (sum of the essential amino acids); TEAR, estimated average requirement (mg/g protein); TEAR daily, daily estimated average requirement (mg/kg/day).
ND, not detected.