Table 2. Comparison of the color value of Platycodon grandiflorum according to the number of steaming and fermentation treatments

Color values	1st steaming		3rd steaming
	Non-fermented	Fermented	Non-fermented	Fermented
	L	33.2±6.2a1)	35.6±5.4a	7.3±1.5b	8.3±1.7b
a	30.9±2.1ab	28.7±4.7b	31.8±1.9a	32.6±1.7a
b	56.8±10.2a	60.3±9.2a	12.5±2.7b	14.1±3.0b

Mean±SD with different letters are significantly different by Duncan’s multiple range test at p<0.05.