| 摘要 |
It is intended to provide a skin moisture-retention agent for oral administration which can be easily obtained by persons suffering from dry skin, can exert a moisture-retention effect when orally taken and has no side effect, and a food and so on containing this skin moisture-retention agent. More specifically speaking, a skin moisture-retention agent for oral administration which contains, as the active ingredient, an extract of a plant belonging to the family Cruciferase and the genus Lepidium, still specifically, a skin moisture-retention agent for oral administration which contains, as the active ingredient, an extract of maca (Lepidium myenii Walp); and foods, liquors, functional foods or drugs containing the skin moisture-retention agent for oral administration. |
