PROBLEM TO BE SOLVED: To provide a composition for prevention/improvement of cerebrovascular disease dementia, containing extracts by solvents, such as Chinese artichoke water.SOLUTION: The invention provides the composition for prevention/improvement of cerebrovascular disease dementia containing extracts by solvents, such as Chinese artichoke water. And the invention provides the composition for prevention/improvement of cerebrovascular disease dementia containing extracts by solvents, such as Chinese artichoke water, and ginkgo leaf extract.COPYRIGHT: (C)2015,JPO&INPIT【課題】チョロギの水などの溶媒による抽出物等を含む、脳血管性認知症の予防/改善のための組成物を提供する。【解決手段】本発明は、チョロギの水などの溶媒による抽出物を含む、脳血管性認知症の予防/改善のための組成物を提供する。また、本発明はチョロギの水などの溶媒による抽出物及びイチョウ葉エキスを含む、脳血管性認知症の予防/改善のための組成物を提供する。【選択図】なし