| abstract |
PROBLEM TO BE SOLVED: To provide an oily external preparation for skin having good oil dispersibility of powder and having excellent effects of improving and preventing rough skin. SOLUTION: A composite powder in which zinc oxide is coated on a surface of a lipophilic base powder, An oil in which the composite powder is dispersed, Including An oily external preparation for skin, wherein the ΞΆ-potential of the lipophilic base powder is a negative value at pH on the skin. In the above-mentioned cosmetics, it is preferable that the coverage of zinc oxide with respect to the total surface area of the lipophilic base powder during oil dispersion is 1 to 90%. In the cosmetic, it is preferable that the lipophilic base powder swells at the time of oil dispersion. The cosmetic can be used as a skin roughness improving agent and a sensitive skin care agent. [Selection diagram] Fig. 1 |