摘要:
PROBLEM TO BE SOLVED: To provide a ginkgo leaf extract which does not contain ginkgolic acid, contains conventional ginkgo leaf extract active ingredients, and exhibits a remarkable effect for activating brain cells. SOLUTION: This composition having a brain function-activating effect contains nano fine particle ginkgo leaf extract as an active ingredient. The ginkgo leaf extract not containing ginkgolic acid and produced by a breakdown method for crushing ginkgo leaf extract powder by a combination of a dry method with a wet method. The nano fine particles are ≤100 nm fine particles. The composition has a form selected from the group consisting of a seasoning, a food additive, a food raw material, a food, a drink, a health food, a health drink, a medicine/quasi drug, and a feed. The health food or drink is a food or drink which prevents or improves symptoms with a brain function-activating effect and is useful for patients having brain circulation metabolism disorders. The medicine/quasi drug is used for human or animals. COPYRIGHT: (C)2008,JPO&INPIT