Composition of skin external application for improving acne and alopecia containing Oldenlandia Diffusa Willd extracts

摘要

PURPOSE: Willd Hedyotidis Diffusae extract of the skin compositions for external use containing oldenlandia diffusa, which is supplied to, restrained effectively 5 alpha-reductase activity and treatment acne and alopecia. ;CONSTITUTION: a kind of skin compositions for external use that treating acne includes 0.0001-50wt% and the Hedyotidis Diffusae Willd herba hedyotis diffusae extracts of alopecia are as active constituent. The extract can inhibit 5 alpha-reductases. The extract, it is that polar solvent is added by the crushing of natural drying Hedyotidis Diffusae Willd oldenlandia diffusas, filters, is concentrated under reduced pressure, water is added, is added in low polar organic solvent, and shake separates organic layer, decompression. ;The 2012 of copyright KIPO submissions