The cholorogenic acid and ferulic acid are extracted from epicarp, endocarp, integument and so on of coffee bean.The present invention can improve, adjust and repair skin.Moreover, it is environment-friendly that recycle and reuse epicarp, endocarp and integument of coffee bean.本發明係有關一種咖啡豆內綠原酸以及阿魏酸之萃取及其運用方法,該係針對咖啡豆的外果皮、內果皮、銀皮等結構中,萃取其綠原酸以及阿魏酸,以用於改善、調理或修復皮膚,並且有效回收利用咖啡豆的外果皮、內果皮、銀皮,進而達到環保效益。1...咖啡原料製備2...萃取3...靜置4...離心5...取萃取液