SKIN EXTERNAL PREPARATION

摘要

PURPOSE:To obtain a skin external preparation capable of uniformly and beautifully blackening a skin and having treating effects for depigmentation without any hindrance to skin by blending an extract from root of Coleus forscoli with a skin external preparation. CONSTITUTION:A dried material of root of Coleus forscoli is immersed in methanol or ethanol while cooling to afford an extracted liquid, which is concentrated to give an extract. The extract is blended with a skin external preparation and the blend is applied to a skin to provide the skin external preparation capable of blackening the skin by activating melanocyte and promoting production of melanin.