PROBLEM TO BE SOLVED: To provide a method of evaluating an antiseptic property with excellent accuracy, safety, convenience, and control.SOLUTION: A method of evaluating an antiseptic property includes a bacterial culture preparation step of making bacteria suspended in aqueous solution to prepare bacterial culture, a bacterial culture dropping step of dropping the bacterial culture onto the surface of a subject, a culture step of culturing the bacteria, and an antiseptic property evaluation step of evaluating the antiseptic property of the subject from a growth degree of the bacteria.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2017,JPO&INPIT【課題】本発明は、正確性、安全性、簡便性、制御性に優れた防腐性評価方法を提供することを目的とする。【解決手段】菌を水溶液に懸濁させて菌液を調製する、菌液調製工程と、被験体の表面に菌液を滴下する、菌液滴下工程と、菌を培養する、培養工程と、菌の生育度から被験体の防腐性を評価する、防腐性評価工程とを含むことを特徴とする、防腐性評価方法。【選択図】図1