abstract |
(57) [Summary] [PROBLEMS] To provide a composition or the like which can solve the problems associated with the use of hydroxystilbene and can effectively utilize it. SOLUTION: The following general formula (I): [Wherein, n is an integer of 1 to 5, m is an integer of 0 to 5, Z and Z ′ may be the same or different, A hydrogen atom or a glucosyl group, and at least one of Z or Z ′ is a glucosyl group]. |