PROBLEM TO BE SOLVED: To provide a skin cosmetic which secures stability in spite of containing unstable component under the presence of moisture, and shows an effect by collagen efficiently.SOLUTION: The invention provides a skin cosmetic in which a lyophilized formulation containing one or more kinds of unstable components under the presence of water is dissolved into an aqueous formulation containing collagen, preferably further containing a plant extract having collagen auxiliary ability.SELECTED DRAWING: NoneCOPYRIGHT: (C)2016,JPO&INPIT【課題】水分存在下で不安定な成分を配合しながらも安定性を確保され、かつコラーゲンによる効果を効率的に奏する皮膚化粧料を提供すること。【解決手段】水存在下で不安定な成分を一種類以上含有する凍結乾燥製剤、及び、コラーゲン、好ましくは、さらにコラーゲン補助能を有する植物抽出物を含有する水性製剤に溶解させた皮膚化粧料。【選択図】なし