| abstract |
(57) [Abstract] [Object] The present invention relates to poplar, yashabushi, mace, cod, Each plant of Kubeba, Neem, Onosuma, Palmeria, or herbal medicine of purple ginseng, gallic, tanned fruit, pine knot, tiger cane, centripetal tree, soybean grass, or each of the plants from Brazil, such as melee, yatoba A testosterone-5α-reductase inhibitor comprising one or more extracts extracted from a mixed solution with a hydrophilic solvent or water. [Effect] The present invention is safe for a living body, is useful as a hair restoration cosmetic or a skin external preparation, and is very excellent in preventing or treating prostatic hypertrophy, as well as a hair restoration / hair restoration / head cosmetic. It is. |