PROBLEM TO BE SOLVED: To provide a flavor improving and deterioration preventing agent for enhancing preservability without spoiling palate feeling and taste quality of fresh meat for eating raw.SOLUTION: This flavor improving and deterioration preventing agent for fresh meat for eating raw includes sodium acetate (a), at least one kind selected from organic acid and its acid salt (b), and at least one kind selected from glycine and DL-alanine (c), and unexpectedly, shows the effects of improving flavor of fresh meat for eating raw and enhancing storable duration thereof.COPYRIGHT: (C)2012,JPO&INPIT【課題】生食用の食肉の食感、味質を損なわず、保存性を向上する風味改良変質防止剤を提案すること。【解決手段】酢酸ナトリウム(a)、有機酸及びその酸性塩(b)の少なくとも1種とグリシン及びDL-アラニン(c)の少なくとも1種を含有する生食用の生肉風味改良変質防止剤が、予想外に生食用の生肉の風味の改善と日持性向上に効果を示す。【選択図】なし