PROBLEM TO BE SOLVED: To provide a method for producing an oil soluble placenta extract which contains a phosphorus-containing component and can be blended in oily cosmetic products or quasi-drugs.SOLUTION: The method comprises: a shredding step 20 of shredding a placenta a heating step 30 of heating the shredded placenta after the shredding step 20 a lyophilization step 40 of lyophilizing the placenta after the heating step 30 a pulverization step 50 of pulverizing the lyophilized placenta after the lyophilization step 40 an extraction step 60 of adding an ether to the pulverized placenta and performing extraction after the pulverization step 50 a removal step 70 of removing non-ether fraction components from the extract after the extraction step 60 a reduced pressure drying step 80 of carrying out reduced pressure drying of the extract to obtain a dry product that includes a phosphorus-containing component after the removal step 70 an oil dissolution step 90 of dissolving the dry product in oil after the reduced pressure drying step 80.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】リン含有成分を含み、油性化粧品又は医薬部外品に配合できる油溶性プラセンタエキスの製造方法を提供すること。【解決手段】胎盤を細断する細断工程20と、細断工程20の後に、細断された胎盤を加熱する加熱工程30と、加熱工程30の後に、胎盤を凍結乾燥する凍結乾燥工程40と、凍結乾燥工程40の後に、凍結乾燥された胎盤を粉末状にする粉末化工程50と、粉末化工程50の後に、粉末化した胎盤にエーテルを加えて抽出を行う抽出工程60と、抽出工程60の後に、抽出液からエーテル画分以外を除去する除去工程70と、除去工程70の後に、抽出液に対して減圧乾燥を行い、リン含有成分を含んだ乾燥物を得る減圧乾燥工程80と、減圧乾燥工程80の後に、乾燥物を油に溶解する油溶解工程90とを有する。【選択図】 図1
