ANTI-INFLAMMATORY AGENT FOR ORAL APPLICATION, AND ANTI-INFLAMMATORY PEPTIDE FOR ORAL APPLICATION

摘要

PROBLEM TO BE SOLVED: To provide a composition having an anti-inflammatory function and a therapeutic method using the composition, both of which are effective for inflammatory disease such as inflammatory bowel disease.SOLUTION: The present invention provides an anti-inflammatory functional agent for oral application which is soybean peptide comprising a fraction having a molecular weight of 500 or less and excluding any free amino acid in an amount of 40 wt.% or more and has the content of a free amino acid of 7 wt.% or less, and a therapeutic method using the anti-inflammatory functional agent. The present invention also provides: novel tripeptide which comprises the amino acid sequence of phenylalanine-leucine-valine or valine-proline-tyrosine and has an anti-inflammatory function; an anti-inflammatory composition for oral application, a medicinal agent and a feed, each of which contains the novel tripeptide as an active ingredient; and a method for treating inflammatory bowel disease using the novel peptide.