Moldy food can lead to gastrointestinal infections and may lead to an increase in the incidence of diseases such as liver cancer and stomach cancer. Moldy food contains a large number of bacteria or fungi, which can easily lead to gastrointestinal infections if eaten in large quantities, thus causing nausea, vomiting, abdominal pain, diarrhea, etc., fever and other symptoms. Severe gastrointestinal infections may also cause systemic inflammation, sepsis, infectious shock, or even multiple organ insufficiency or failure, which may be life-threatening. Moldy food may also contain a large amount of aflatoxin, which can lead to liver damage and even liver failure when ingested in large quantities over a long period of time, and increase the incidence of liver cancer, stomach cancer and other diseases. Therefore, good food should be eaten in a timely manner, the remaining food should be properly preserved, once moldy, it is recommended not to eat again.