Disclosed herein are an agent for improving an alcohol flavor of an alcoholic beverage, which includes allulose-containing saccharides, a method for improving alcohol flavor of an alcoholic beverage using allulose, a use of allulose-containing saccharides, and a method of reducing or masking an alcohol flavor of an alcoholic beverage.本文中揭露一種用於改善酒精飲料中的酒精味道的試劑,其包含含阿洛酮糖的醣類;一種利用阿洛酮糖來改善酒精飲料中的酒精味道的方法;一種含阿洛酮糖的醣類之用途;以及一種減少或掩蓋酒精飲料中的酒精味道的方法。