Provided is an oil-in-water emulsified cosmetic composition having a high UV-protective effect and also having an excellent long-term stability and an excellent feeling upon application. The oil-in-water emulsified cosmetic composition is characterized by containing a zinc oxide powder (A) having an average particle diameter of 0.1 to 1 µm, an average particle thickness of 0.01 to 0.2 µm, and an average aspect ratio of 3 or more and a polymer (B) selected from the group consisting of a polyacrylamide compound, a polyacrylic acid, and salts thereof.높은 자외선 방어 효과를 가지면서, 시간경과 안정성, 사용감이 우수한 수중유형 유화 화장료를 제공한다.(A) 평균 입자직경 0.1 ~ 1 ㎛, 평균 입자 두께 0.01 ~ 0.2 ㎛ 및 평균 판상비 3 이상인 산화아연 분말과, (B) 폴리아크릴아미드 화합물, 폴리아크릴산 및 그들의 염에서 선택되는 폴리머를 함유하는 것을 특징으로 하는 수중유형 유화 화장료.
