| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a composition originated from Dioscorea esculenta rhizome richly containing diosgenin glycoside useful in the fields of foods, medicines, and cosmetics, to provide a method for efficiently producing the composition, and to provide a method for producing diosgenin glycoside. <P>SOLUTION: There are provided a composition containing, in a high content, diosgenin glycoside obtained by treating Dioscorea esculenta rhizome with an enzyme agent and/or an aspergillus having a saccharide hydrolysis activity; a food, a cosmetic, an anti-fatigue agent, an endurance-reinforcing agent, a revitalizer, and a body fat-reducing agent which each contains the composition; a method for producing the composition; and a method for producing diosgenin glycoside. <P>COPYRIGHT: (C)2011,JPO&INPIT |
