Agent for preventing infection

摘要

An agent for preventing infection of influenza virus or a food and drink for preventing infection of influenza virus is provided. The agent for preventing infection of influenza virus and food and drink for preventing infection of influenza virus containing a fat globule membrane component as an active ingredient. The agent for preventing infection of influenza virus and food and drink for preventing infection of influenza virus containing a phospholipid with sphingosine and/or a derivative thereof, particularly sphingomyelin as an active ingredient.