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The three kinds of Kochujang were prepared with liquid koji equivalent to 30%, 50% and 70 of brewing water and the contents of free amino acids and free sugars during aging at 25℃ for 3 months were compared with those of the control group which was made from solid koji. All tested Kochujang were higher in glutamic acid, lysine and aspartic acid while lower in methionine, histidine and tryptophan. The content of total free amino acids was high in the order of control group, 70%, 50%, and 30% liquid koji group. Fructose and rhamnose were found in all groups, but glucose in only the control group and 70% liquid koji group. Fructose content was the highest of the free sugars and total free sugar content was higher in the control group and 70% liquid koji group than other groups.
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