1. Prevent spoilage
For example, preservatives can prevent food spoilage caused by microorganisms, prolong the shelf life of food, and also prevent food poisoning caused by microbial contamination.
2. Improve the senses
Appropriate use of colorants, edible flavors, emulsifiers, thickeners and other food additives can significantly improve the sensory quality of food and meet people's different needs.
3. Maintain nutrition
Appropriately adding some food nutritional fortifiers belonging to the natural nutrition range during food processing can greatly improve the nutritional value of food, which is of great significance to prevent malnutrition and nutritional deficiencies, promote nutritional balance, and improve people's health.
4. Convenient supply
There are more than 20,000 kinds of food on the market for consumers to choose from. Although most of these foods are produced through certain packaging and different processing methods, in the production process, some products with complete color, aroma and taste are mostly different. To a certain extent, coloring, flavoring, flavoring and other food additives are added.
5. Easy to process
The use of defoamers, stabilizers and coagulants, etc. can benefit food processing operations.
6. Other Uses
Food should meet the different needs of people as much as possible. For example, people with diabetes who cannot eat sugar can use non-nutritive sweeteners or low-calorie sweeteners.