PROBLEM TO BE SOLVED: To provide a method for improving the quality of pungent taste of food and drink products with pungent taste.SOLUTION: The method for improving the quality of pungent taste of food and drink products with pungent taste comprises including a peptide and a product from a heating reaction with vegetable oil.COPYRIGHT: (C)2014,JPO&INPIT【課題】辛味を有する飲食品の辛味の味質を改良する方法の提供。【解決手段】ペプチドと、植物性油脂との加熱反応生成物を含有させることを特徴とする、辛味を有する飲食品の辛味の味質改良方法を用いる。【選択図】なし