<;P>;PROBLEM TO BE SOLVED: To provide a new hair growth promoter, an NFAT signal inhibitor and an NFAT (nuclear factor of activated T cell) signal inhibition method. <;P>;SOLUTION: The hair growth promoter and the NFAT signal inhibitor contain at least one kind of plant selected from Styrax benzoin, Onosma hispidum and Litsea mollifolia and at least one component selected from the extracts of the plants. <;P>;COPYRIGHT: (C)2010,JPO&INPIT