| abstract |
PROBLEM TO BE SOLVED: To provide a naturally derived substance having an excellent α-glucosidase inhibitory action in a living body and sufficiently suppressing an increase in blood glucose level after meals, lifestyle-related diseases such as hyperglycemia due to meals, diabetes, obesity and the like To provide useful ingredients and usage methods for factors that increase the risk of lifestyle-related diseases such as overeating. An α-glucosidase inhibitor and a postprandial blood glucose level increase inhibitor comprising a dihydroxybenzoate derivative represented by the following chemical structural formula (A) or an extract of a Labiatae plant oregano containing the derivative: An agent; a pharmaceutical or quasi-drug, and a food or beverage comprising the α-glucosidase inhibitor and a postprandial blood glucose level increase inhibitor. [Chemical 1] [Selection figure] None |