| abstract |
An α-amylase inhibitor, and a prophylactic, therapeutic or ameliorating agent for hyperglycemia, diabetes, obesity, metabolic syndrome, or diabetic complications comprising the same, and food and drink comprising an α-amylase inhibitor Providing food or drink products comprising the food or drink composition. SOLUTION: General formula (In the formula, R represents a hydroxyl group or an alkoxy group.) An α-amylase inhibitor comprising at least one of the curcumin derivatives represented by the formula: [Selection figure] None |