PROBLEM TO BE SOLVED: To provide an external preparation for promoting blood circulation, having excellent solubility and percutaneous absorption, hardly causing irritation and applicable to the whole body.SOLUTION: The external preparation for promoting the blood circulation comprises a fatty acid ester represented by general formula (1) [wherein, R1 is a 5-10C alkyl group or a 5-10C alkenyl group both may have substituents, (with the proviso that an octyl group which does not have a substituent is excluded)].COPYRIGHT: (C)2007,JPO&INPIT【課題】溶解性・経皮吸収性に優れ、刺激性の少ない全身に適用可能な血行促進外用剤を提供すること。【解決手段】下記一般式(1):で表される脂肪酸エステルを含有することを特徴とする血行促進外用剤を提供する。【選択図】なし
