| abstract |
(57) [Abstract] [PROBLEMS] To provide a cosmetic having excellent pigmentation-inhibiting effect, whitening effect, high skin safety, and excellent storage stability. SOLUTION: Formula I: embedded image [Wherein R 1 to R 4 each independently represents H or —COR, and R represents an alkyl group having 1 to 20 carbon atoms], and a hydrochalcone derivative represented by the formula is used as a whitening cosmetic composition. To prepare. |