COMPOSITION FOR PREVENTING OR TREATING DEMENTIA COMPRISING A HYDROXYCINNAMIC ACID DERIVATIVE OR AN EXTRACT OF A PLANT OF GENUS ANGELICAE CONTAINING SAME

摘要

A composition for preventing or treating dementia comprising a hydroxycinnamic acid derivative of formula (I), decursinol, a pharmaceutically acceptable salt thereof or an extract of a plant of genus Angelicae containing same, wherein, R<1> is H or CH3, R<2> is -CH=CHCOOH or formula (a).