PROBLEM TO BE SOLVED: To provide a powdery storable duration improver for food excellent in dispersibility of a food raw material, capable of obtaining a sufficient preservation effect in processed food after heating, and having a little influence on taste or appearance of the processed food.SOLUTION: A powdery storable duration improver for food contains a covered organic acid covered with a covering material mainly composed of a hardened oil, and a dispersant comprising a polyglyceryl fatty acid ester having HLB value of 1-8 and a glycerol polymerization degree of 2 or 3, in which the dispersant is contained as much as 0.01-0.06 pts.wt. to 1 pt.wt. of the covered organic acid.SELECTED DRAWING: NoneCOPYRIGHT: (C)2018,JPO&INPIT【課題】 食品原料での分散性に優れ、加熱後の加工食品において十分な保存効果が得られ、かつ加工食品の味質や外観に与える影響が少ない食品用粉末状日持ち向上剤を提供すること。【解決手段】 硬化油を主成分とする被覆材で被覆した被覆有機酸と、HLB値が1~8でありグリセリン重合度が2または3であるポリグリセリン脂肪酸エステルからなる分散剤を含み、該分散剤を被覆有機酸1重量部に対して0.01~0.06重量部含有することを特徴とする、食品用粉末状日持ち向上剤を提供する。【選択図】 なし
