| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an agent that can enhance emission of α2 waves and improve concentration power while avoiding a user's burden even for daily ingestion, and to provide foods and beverages containing the agent. <P>SOLUTION: The concentration power improving agent contains theanine, pyroglutamic acid and caffeine. Foods and beverages containing the concentration power improving agent are also provided. <P>COPYRIGHT: (C)2012,JPO&INPIT |
