ショウガオールの含有量が高いショウガ抽出物の製造方法

摘要

PROBLEM TO BE SOLVED: To provide a method for producing the shogaol-containing extract which contains shogaol with high purity by changing gingerol in ginger extract into shogaol.SOLUTION: Shogaol, particularly shogaol-containing extract which contains [6]-shogaol with high purity is efficiently produced by heating dehydration under reduced pressure after adding organic acids, such as a malic acid, to ginger extract.