According to the provisions of the Food Safety Law of the People's Republic of China: Food additives refer to artificial or natural substances added to food for the purpose of improving food quality and color, aroma and taste, as well as for the needs of anticorrosion, preservation and processing technology. Food additives are closely related to our daily life. Various food additives are added to our favorite snacks, beverages, and the cooking oil, salt, and seasonings used for cooking every day. Its biggest function is to extend the storage period of food and ensure food safety.

There are many types of additives. Food additives are just one of them. In addition, they also include concrete additives, plastic additives, paint additives, etc.; these additives are not allowed to be used in food and are illegal additives in food. For example, milk powder is mixed with melamine, flour is added with white pieces, and Sudanese red marinated duck eggs... These prohibited substances illegally added to food are mistaken for food additives, making food additives a "back pot man."