PROBLEM TO BE SOLVED: To provide a sterilizer and a curative and preventive agent for acne, which are highly safe and have excellent sterilizing performance.SOLUTION: The sterilizer and the curative and preventive agent for acne contains gold ion as an active ingredient. The sterilizer is used for killing acne bacillus.COPYRIGHT: (C)2012,JPO&INPIT【課題】安全性が高く、優れた殺菌性能を有する殺菌剤及びニキビの治療・予防剤を提供する。【解決手段】金イオンを有効成分とする殺菌剤及びニキビの治療・予防剤。【選択図】なし