| 摘要 |
<p>The present invention relates to a composition for improving learning and memory or cognitive function, comprising betulin or pharmaceutically acceptable salt thereof. Also, provided are a health functional food, a pharmaceutical composition, or a food additive having effects of improving learning and memory or cognitive function, containing the composition comprising betulin or a pharmaceutically acceptable salt thereof. Betulin of the present invention is obtained by being extracted from a birch tree or can be used by being synthesized by an ordinary chemical method.</p> |
