PROBLEM TO BE SOLVED: To provide a refreshing feel-maintaining agent with reduced undesirable taste, the agent comprising monomenthyl glutarate.SOLUTION: According to the present invention, a refreshing feel-maintaining agent consists of monomenthyl glutarate (MMG) and dimenthyl glutarate (DMG). The composition comprises dimenthyl glutarate at a content of 5% by mass or less and monomenthyl glutarate with high purity at a content of 95% by mass or higher. Such a composition sustains a refreshing feel without accompanied by unpleasant aftertaste in the food or drink due to the presence of DMG.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】グルタル酸モノメンチルを含有する雑味の低減された清涼感持続剤の提供。【解決手段】グルタル酸モノメンチル(MMG)及びグルタル酸ジメンチル(DMG)からなる清涼感持続剤においてグルタル酸ジメンチルの含有量が5質量%以下で、グルタル酸モノメンチルを95質量%以上の高純度で含有する組成物。このような組成物は、DMGの存在に起因する飲食品における後味の雑味を伴うことなく清涼感を持続する、清涼感持続剤。【選択図】なし