PROBLEM TO BE SOLVED: To provide a method for sterilizing or preserving a food material, showing a food material sterilizing or preserving action more excellent than singly using salt or catechin, and to provide a sterilization or preservation composition.SOLUTION: A method for subjecting to sterilization or bacteriostasis of at least one kind of bacterium selected from Pseudomonasaeruginosa, E.coli, Bacilluscereus, Staphylococcusaureus and Vibriocholerae each contaminating a food material includes applying 0.005-0.1 mass% catechin in the presence of 3-6 mass% salt.COPYRIGHT: (C)2012,JPO&INPIT【課題】食塩やカテキン類で単独で用いるよりも優れた食材の殺菌又は保存作用を示し、食材の殺菌又は保存方法、及び殺菌又は保存組成物を提供すること。【解決手段】3~6質量%の食塩の存在下に0.005~0.1質量%のカテキン類を適用する、食材を汚染する、Pseudomonasaeruginosa、 E.coli、 Bacilluscereus、 Staphylococcusaureus及びVibriocholeraeから選ばれる1種以上の細菌の殺菌又は静菌方法。【選択図】なし
