Hello, many kinds of additives have been added to fake yuba. One is the technician who doesn't operate the additives. It can be said that these workers in Henan mix them at will and use them at will. He adds inferior starch and salt to yuba. One of them makes yuba look better, the other is to gain weight, and the third one tastes good. The so-called poisonous yuba turned out to be some illegal black-hearted traders who artificially added some illegal additives to yuba for profiteering.

2. Harm:

Toxicity of sodium formaldehyde sulfoxylate-oral LD50 (LD50) of rats > 2g/kg body weight. The toxicity of sodium formaldehyde sulfoxylate is related to formaldehyde produced during its decomposition. Oral formaldehyde solution 10-20 ml can cause death. Acute formaldehyde poisoning can be manifested as sneezing, coughing, blurred vision, dizziness, headache, fatigue, oral mucosal erosion, epigastric pain, vomiting and so on.

Toxicity of borax-it will cause nausea, vomiting and other symptoms. After continuous intake, borax will accumulate in the body, hinder the action of digestive enzymes, cause harm to the digestive system, cause acute poisoning, etc., and it can also kill if the dosage is too high.