Calcium propionate is easy to be mixed with flourevenly. As a preservative, it can provide necessary calcium for human body andstrengthen food.Calcium propionate is a new food preservative developed in China in recent years.Compared with sodium benzoate, it has strongeranti-corrosion ability and is safer.Its preservative and preservation effectmakes it widely used as preservative and preservation of breads, pastries,cakes, fruits and pastries.Calcium propionate extended the storage time ofsweet and salty bread by 20 hours compared with those without the salt.Thismakes the pastry industry has a greater space for development, but alsoconvenient for people's requirements on food, calcium propionate has a stronginhibition effect on bacteria in fresh beef with vacuum packaging inrefrigeration.Calcium propionate can also be used as a preservative in soysauce because it inhibits spoilage caused by microorganisms such as acetobacterand film-producing yeast.And calcium propionate also has a significant mildew -proof and preservation effect on moon cake.Calcium propionate not only canextend the shelf life of food, but also can be absorbed by the body throughmetabolism, which is incomparable to other preservatives.