What is the non-edible material food prohibited by the state?

Non-edible substance foods that are explicitly prohibited by the state refer to other substances that are not listed in China's Hygienic Standard for the Use of Food Additives, Food Additives Announcement of the Ministry of Health, Varieties of Nutritional Fortifiers (Hygienic Standard for the Use of Food Nutritional Fortifiers and Food Additives Announcement of the Ministry of Health) and allowed by Chinese laws and regulations.

For example, polishing rice with industrial paraffin: paraffin contains carcinogens, and industrial paraffin is forbidden to be used in food, and it can only be eaten after complicated detoxification. It is also common to use formaldehyde as a food preservative. As a non-edible substance prohibited by the state, formaldehyde is often used to make dried aquatic products such as sea cucumber and squid, and some people use it to make blood tofu.

Extended data

The Food Safety Law of People's Republic of China (PRC) stipulates that:

Article 34 It is prohibited to produce and operate the following foods, food additives and food-related products:

(1) Foods produced using non-food raw materials or using chemicals other than food additives and other substances that may endanger human health, or foods produced using recycled foods as raw materials;

(2) Pathogenic microorganisms, foods, food additives and food-related products with pesticide residues, veterinary drug residues, biotoxins, heavy metals and other substances harmful to human health exceeding food safety standards;

(3) Foods and food additives produced by using food raw materials and food additives that have exceeded the shelf life;

(4) Foods that use food additives beyond the scope and limit;

(five) the main and auxiliary foods specially designed for infants and other specific groups whose nutritional components do not meet the food safety standards.

Baidu encyclopedia-non-edible substances

China Economic Net-Interpretation of Common Non-edible Substances and Abuse-prone Food Additives in the Market