Sugar decomposition inhibitor, digestive enzyme activity inhibitor, insulin secretion controller, and healthy food and beverage

摘要

A sugar decomposition inhibitor, a maltase activity inhibitor, a glucoamylase activity inhibitor, a sucrase activity inhibitor and an isomaltase activity inhibitor comprising as an effective component a hot-water extract of banaba, a synthetic resin adsorption fraction of said hot-water extract, or a mixture thereof are provided. Further, an insulin secretion controller comprising as an effective component a hot-water extract of banaba is also provided. In addition, a healthy food and beverage comprising a hot-water extract of banaba, a synthetic resin adsorption fraction of said hot-water extract or a mixture thereof and sugar except for monosaccharides are provided.