PROBLEM TO BE SOLVED: To provide a method for manufacturing a chlorogenic acids composition having good flavor and reduced caffeine that enables recovery of chlorogenic acids from a chlorogenic acids-containing composition at high purity and good yield.SOLUTION: The method for manufacturing a refined chlorogenic acids composition having a process A for bringing a chlorogenic acids-containing composition into contact with a cation-exchange resin, a process B for bringing the liquid obtained from process A into contact with an anion-exchange resin, and a process C for bringing the supernatant into contact with an anion-exchange resin after the process B.COPYRIGHT: (C)2013,JPO&INPIT【課題】クロロゲン酸類含有組成物からクロロゲン酸類を高純度に、かつ効率良く回収でき、カフェインが低減された風味の良いクロロゲン酸類組成物の製造方法を提供する。【解決手段】クロロゲン酸類含有組成物を陽イオン交換樹脂に接触させる工程A、工程Aにより得られた液を陰イオン交換樹脂に接触させる工程B、及び工程B後の陰イオン交換樹脂に脱離液を接触させる工程Cを有する、精製クロロゲン酸類組成物の製造方法。【選択図】なし
