| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a collagen production-promoting agent, a hyaluronic acid production-promoting agent, a collagenase inhibitor and a skin-ageing inhibitor each containing, as an active ingredient, a collagen production-promoting action, hyaluronic acid production-promoting action or collagenase inhibiting action-having substance found from a natural product, and to provide an external preparation for skin, a food or a drink containing the same. <P>SOLUTION: The collagen production-promoting agent, the hyaluronic acid production-promoting agent, the collagenase inhibitor and the skin-ageing inhibitor each containing, as an active ingredient, an extract obtained from Nyctanthes albor-tristis, and the external preparation for skin, the food or the drink containing the extract. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
