There is a certain risk of cancer after eating moldy rice, the specific cancer time is related to the degree of rice mold, intake and the length of intake, etc., which cannot be generalized. Aflatoxin is widely present in moldy food, which can induce liver cancer, stomach cancer, intestinal cancer and other cancers, with the highest content in moldy peanuts and corn. Long-term consumption of moldy rice will increase the probability of cancer, the risk of cancer is mainly related to the degree of mold, the higher the degree of mold, the higher the aflatoxin content, long-term consumption can induce digestive flora disorders in the gastrointestinal tract, resulting in the proliferation of mold spores, thus significantly increasing the risk of digestive system cancer, but the specific cancer time can not be determined, there are individual differences. Usually should pay attention to the shelf life of food, to avoid long-term intake of moldy food, in serious cases, food poisoning can occur, and even cause acute vomiting, diarrhea, abdominal pain and other gastrointestinal emergencies.