| 摘要 |
PROBLEM TO BE SOLVED: To prepare an agent for prophylaxis and/or improvement of a symptom of amnesia, containing a specific functional peptide as an active ingredient, and also suitable for oral administration, and further to provide a food for prophylaxis and/or improvement of the symptom of amnesia, containing a specific peptide as an active ingredient, and capable of being ingested as a functional food material. SOLUTION: This preparation for prophylaxis and/or improvement of a symptom of amnesia, and the functional food for prophylaxis and/or improvement of the symptom of the amnesia contain a peptide represented by a general formula X-Pro-Leu-Pro-Arg (X is one of Leu, Ile, Met, Phe and Trp), especially Trp-Pro-Leu-Pro-Arg as an active ingredient. |
