To provide a milk-derived peptide having a taste-improving effect, a taste-improving agent comprising the same, and a food or drink containing the same. A taste-improving agent comprising a peptide, said peptide having the sequence (s) Val-Pro and/or Leu-Leu-Leu, and a food or drink to which the taste-improving agent is added. SEQUENCE LISTING<110> TAKASAGO INTERNATIONAL CORPORATION<120> Taste improving substances<130> PJJ6260259W0<150> JP 2011-151249<151> 2011-07-07<160> 3<170> PatentIn version 3.5<210> 1 <211> 4 <212> PRT<213> extract of dried bonito<400> 1 Tyr Glu Glu Glu <210> 2 <211> 4 <212> PRT<213> extract of dried bonito<400> 2Tyr Glu Glu Asp 1<210> 3<211> 12<212> PRT<213> Sus scrofa domesticus<400> 3Ala Pro Pro Pro Pro Ala Glu Val His Glu Val Val1 5 10
