PROBLEM TO BE SOLVED: To provide: an oil-in-water emulsion composition with excellent storage stability that may inhibit discoloration of astaxanthin and maintain good appearance even in the case of long-term storage a skin external preparation containing the oil-in-water emulsion composition and a method of producing the skin external preparation.SOLUTION: The invention provides an oil-in-water emulsion composition containing components A-F, and applications thereof: component A being astaxanthin component B being tocopherol nicotinate component C being a sucrose saturated fatty acid ester component D being at least one emulsifier selected from emulsifiers having an unsaturated fatty acid residue component E being glycerol and component F being water.SELECTED DRAWING: NoneCOPYRIGHT: (C)2019,JPO&INPIT【課題】長期間に亘り保存した場合においても、アスタキサンチンの退色が抑制され、良好な外観を維持し得る保存安定性に優れた水中油型乳化組成物、水中油型乳化組成物を含む皮膚外用剤、及び皮膚外用剤の製造方法を提供する。【解決手段】A成分~F成分を含む水中油型乳化組成物及びその応用。 A:アスタキサンチン B:ニコチン酸トコフェロール C:ショ糖飽和脂肪酸エステル D:不飽和脂肪酸残基を有する乳化剤から選ばれる少なくとも1種の乳化剤 E:グリセリン F:水【選択図】なし
