| abstract |
(57) [Summary] [Structure] General Formula (I) (In the formula, R 1 , R 3 , R 4 , R 6 and R 8 represent a methoxy group or a hydrogen atom, R 2 and R 7 represent a methoxy group, and R 5 represents a methoxy group or a hydroxyl group). A taste improving agent comprising a derivative as an active ingredient, and a taste improving method comprising adding the taste improving effective amount to a product used in the oral cavity or an orally ingestible product. [Effect] Various factors related to taste can be improved. For example, enhancing the sourness of products used in the oral cavity or orally ingestible products, reducing the saltiness, suppressing the residual sweetness, enhancing and maintaining a refreshing flavor, acetic acid. It is possible to reduce the flavor due to, and enhance the rich taste, umami, flavor and the like which are brought about by the combination thereof. |