| abstract |
(57) [Summary] [Structure] A skin external preparation characterized by containing a hydroquinone glycoside represented by the following general formula and nordihydroguaiaretic acid. [In the formula, R is a pentose sugar residue, a hexose sugar residue, an amino sugar residue, It shows a uronic acid residue or a methylated product thereof] [Effect] It is a highly safe external preparation for skin, which is excellent in whitening effect on the skin, and is also effective in preventing and improving rough skin. |