Provided is an oil-in-water type emulsion cosmetic which exhibits a high-level sunscreen effect but yet has a low viscosity and a high stability and is easy to use. The oil-in-water type emulsion cosmetic according to the present invention comprises (A) an agar microgel, (B) one or more kinds of powders selected from (b1) a clay mineral powder and (b2) a highly oil-absorbing spherical powder, (C) a polyoxyethylene-hardened castor oil having an HLB value of 10-17； (D) an oil-soluble UV absorber, (E) 0.01-0.13 mass% of an (acrylate/alkyl acrylate (C10-30)) cross polymer, and (F) 0-0.5 mass% of a UV scattering agent, and is characterized in that the viscosity at 25 DEG C is not higher than 10,000 mPa.s.本發明提供一種具有高水準之防曬效果但低黏度且穩定而使用性優異之水中油型乳化化妝料。本發明之水中油型乳化化妝料之特徵在於：包含(A)瓊脂微凝膠、(B)選自(b1)黏土礦物粉末及(b2)高吸油性球狀粉末中之1種或2種以上之粉末、(C)HLB值為10~17之聚氧乙烯氫化蓖麻油、(D)油溶性紫外線吸收劑、(E)0.01~0.13質量%之(丙烯酸酯/丙烯酸烷基(C10-30)酯)交聯聚合物、及(F)0~0.5質量%之紫外線散射劑，且該水中油型乳化化妝料於25℃下之黏度為10000 mPa•s以下。
