PROBLEM TO BE SOLVED: To provide a new natural product-derived component that inhibits the activity of lipase.SOLUTION: A lipase inhibitor comprises at least one selected from the group consisting of plants of genus Uncaria and extract thereof.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】リパーゼの活性を阻害する新たな天然物由来成分の提供。【解決手段】カギカズラ属の植物及びその抽出物よりなる群から選ばれる1種以上を含有する、リパーゼ阻害剤。【選択図】なし