PROBLEM TO BE SOLVED: To provide products containing menthol of which cooling stimulation is reinforced.SOLUTION: This invention includes products which can be ingested orally or are used in oral cavity and contain menthol and which are characterized by containing 0.01-500 ppm of the cooling stimulation promoter which contains purified products acquired by subjecting extracts containing quinic acid, acquired from tea leaves by using water and/or polar organic solvent, further to a purification process or of the cooling stimulation promoter which contains coffee bean hydrolyzate containing quinic acid acquired by purifying hydrolyzate which is acquired by hydrolysis treatment of coffee bean extracts.COPYRIGHT: (C)2012,JPO&INPIT【課題】 冷感刺激が増強されたメントール含有製品を提供することである。【解決手段】 茶葉から水及び/又は極性有機溶媒を用い抽出して得られるキナ酸を含む抽出物を、更に精製工程に付して得られる精製物を含有する冷感刺激増強剤、あるいはコーヒー豆抽出物を加水分解処理し、加水分解処理物を精製して得られるキナ酸を含むコーヒー豆加水分解物を含有する冷感刺激増強剤を、0.01~500ppm含有することを特徴とするメントールを含む経口摂取可能な製品又は口腔内で使用される製品である。【選択図】 なし
