1,2-Propanediol is an organic compound with the chemical formula C3H8O2, which is miscible with water, ethanol and various organic solvents. Under normal conditions, it is a colorless viscous liquid, almost tasteless, with a slightly sweet smell. Propylene glycol can be used as a raw material for un

Preservatives are a class of food additives that can inhibit microbial activity and prevent food spoilage. To make food have a certain storage period, certain measures must be taken to prevent microbial infection and reproduction. Practice has proved that the use of preservatives is one of the most

Humectants refers to a class of substances that can improve the stability of the product after being added during food processing, maintain the water holding capacity inside the food, and improve the shape, flavor, color, etc. of the food. The following table lists humectant commonly used in food:

Food nutritional fortifiers refer to natural or synthetic food additives that artificially increase nutrients and are added to foods, and fall within the scope of natural nutrients. Food fortification was originally proposed as a solution to a public health problem. The overall purpose of food forti