| abstract |
(57) [Summary] [Purpose] To provide a whitening cosmetic composition having an excellent skin whitening effect, sufficient storage stability and high safety. [Structure] First, about 100 g of a dried product of mulberry as a crude drug is crushed with a mixer, 1 liter of 50% ethyl alcohol is put into a flask, and reflux extraction is carried out at 50 ° C. for 1 hour while stirring. After extraction, this solution is suction filtered, and the obtained filtrate is concentrated under reduced pressure at 50 ° C using an evaporator. Then, the obtained concentrated liquid is dried under reduced pressure, 9.2 g of a brown crystal (extract) is obtained, and the obtained extract is blended as an active ingredient in 0.01 to 5.0% cosmetics. |