PROBLEM TO BE SOLVED: To provide a medicine and a functional food effective for prophylaxis, amelioration and treatment of various kinds of hepatic dysfunctions such as viral hepatitis, alcoholic hepatopathy or drug hepatopathy.SOLUTION: A hepatic function ameliorating agent comprises phosphatidylserine as an active ingredient. In the hepatic function ameliorating agent, the phosphatidylserine is produced from lecithin using a base exchange reaction with an enzyme.COPYRIGHT: (C)2005,JPO&NCIPI【課題】ウイルス肝炎、アルコール性肝障害、薬物性肝障害などの各種肝機能障害の予防、改善、治療に有効な医薬及び機能性食品を提供する。【解決手段】ホスファチジルセリンを有効成分とすることを特徴とする肝機能改善剤【選択図面】 なし