The purpose of the present invention is to provide a novel anti-inflammatory agent. Provided is an anti-inflammatory agent including a liver hydrolysate as an active ingredient.Le but de la présente invention est de proposer un nouvel agent anti-inflammatoire. L'agent anti-inflammatoire selon l'invention comprend un hydrolysat de foie comme principe actif.新たな抗炎症剤の提供。 肝臓水解物を有効成分とする抗炎症剤。