HYPOTENSIVE AGENTS AND FOODS CONTAINING BIOLOGICALLY ACTIVE PEPTIDE GENERATED DURING AGING OF PORK, AND AGING EVALUATION METHOD OF PORK USING PEPTIDE AS INDICATOR
PROBLEM TO BE SOLVED: To provide hypotensive agents, foods, aged pork, and processed or cooked products of aged pork, containing peptide having health functions generated during aging of pork and salt thereof； to provide foods, aged pork, and processed or cooked products of aged pork, which are also excellent in palatability； and to provide methods of evaluating aging of pork, having palatability as well as health functions such as hypotensive effects.SOLUTION: The present invention provides a hypotensive agent, food, aged pork, and processed or cooked product of aged pork, containing any one or more selected from peptides or salts thereof represented by the following structural formulas (1) to (3), as well as a method of evaluating aging of pork comprising a step of measuring any of the peptide amount represented by the following structural formulas (1) to (3). (1) Gly-Pro-Leu-Lys； (2) Ile-Pro-Ile-Lys； and (3) Ile-Pro.SELECTED DRAWING: None【課題】豚肉の熟成中に生成する保健的機能を有するペプチド及びその塩を含む血圧降下剤、食品、熟成豚肉、及び熟成豚肉の加工品または調理品を提供すること、嗜好性にも優れた食品、熟成豚肉、及び熟成豚肉の加工品または調理品を提供すること、及び嗜好性と同時に血圧降下作用等の保健的機能性を有する豚肉の熟成評価法を提供することである。【解決手段】下記の構造式（１）～（３）で表されるいずれかのペプチドまたはその塩から選ばれる１以上を含む血圧降下剤、食品、熟成豚肉、及び熟成豚肉の加工品または調理品、並びに下記の構造式（１）～（３）で表されるいずれかのペプチドの量を測定する工程を含む豚肉の熟成評価方法。（１）Ｇｌｙ－Ｐｒｏ－Ｌｅｕ－Ｌｙｓ（２）Ｉｌｅ－Ｐｒｏ－Ｉｌｅ－Ｌｙｓ（３）Ｉｌｅ－Ｐｒｏ【選択図】なし
