| abstract |
The invention provides a method for reducing stress comprising administering an anti-stress agent winch can be administered repeatedly and daily without any problems with safety, and which can mitigate and prevent mental and physical symptoms cause by stress. The anti-stress gent comprises as an effective ingredient a tripeptide, particularly Ile-Pro-Pro and/or Val-Pro-Pro and/or a salt thereof, having angiotensin converting enzyme inhibitory activity. |