| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain a plant extract useful as a bleaching agent and a melanin formation inhibitor; and to provide a medicine, a cosmetic, a skin care preparation for external use, and a food composition. <P>SOLUTION: The bleaching agent, the melanin formation inhibitor, the medicine, the cosmetic, the skin care preparation for external use and the food composition contain a kale or an extract thereof. The kale or the extract thereof includes the whole of a dried product, a pulverized product, a squeezed juice, a crude extract with water or an organic solvent such as ethanol, ether, acetone, 1, 3-butylene glycol, 1, 2-pentanediol and propylene glycol, of the kale itself, a fraction of the extract obtained by distributing and purifying the crude extract by various kinds of chromatographies, or the like. <P>COPYRIGHT: (C)2004,JPO |
