Title:
SKIN PREPARATION FOR EXTERNAL USE FOR BLEACHING
Document Type and Number:
Japanese Patent JP3295665
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain the subject highly stable and safe preparation having excellent bleaching effect by including an extract derived from a plant belonging to the genus Withania, Solanaceae family.
SOLUTION: This skin preparation for external use is obtained by including pref. 0.0001-20.0 wt.% of an extract derived from a plant belonging to the genus Withania, Solanaceae family (pref. Withania somnifera). An extraction solvent for acquiring the above extract is e.g. an alcohol such as ethanol, hydrous alcohol, acetone. This preparation may also be formulated with an oil, wetting agent, ultraviolet absorber, antioxidant, surfactant, antiseptic, moisturizer, perfume, water, alcohol, thickening agent, etc. The dosage form of this preparation is e.g. a solubilized system such as lotion, emulsified system such as milky lotion or cream, ointment, dispersion, pack. The skin can be bleached by applying this preparation to the skin. Furthermore, from the above extract, melanogenesis inhibitors and tyrosinase activity inhibitors can be obtained.
Inventors:
Naomi Ota
Tomomi Okazaki
Ouji Ifuku
Hirofumi Aoki
Kenichi Kaishio
Tomomi Okazaki
Ouji Ifuku
Hirofumi Aoki
Kenichi Kaishio
Application Number:
JP2000168462A
Publication Date:
June 24, 2002
Filing Date:
June 06, 2000
Export Citation:
Assignee:
SHISEIDO COMPANY,LTD.
International Classes:
A61K8/00; A61K8/02; A61K8/06; A61K8/97; A61K36/81; A61P17/00; A61P43/00; A61Q19/00; A61Q19/02; (IPC1-7): A61K35/78; A61K7/00; A61K7/48; A61P17/00; A61P43/00
Domestic Patent References:
| JP1036216A | ||||
| JP1045541A |
Attorney, Agent or Firm:
▲高▼野 俊彦