Sprouted potatoes contain high levels of amelogenin. Even if the sprouts are cut off, the amelogenin content in the remaining portion of the potato may still exceed the safe range. Potatoes contain starch, protein, crude fiber, etc., high nutritional value, is a common food in the family. Each 100 grams of potato contains 76 calories, of which 17.2 grams of carbohydrates, 0.7 grams of dietary fiber, 2 grams of protein, 0.2 grams of fat, vitamin C27 mg, calcium 8 mg. Usually normal potatoes contain only a very small amount of lobelia, harmless to the human body, but after the sprouting of potatoes, lobelia content will be significantly higher, and after eating will appear nausea, vomiting, abdominal pain, headache and other symptoms of food poisoning, if more than one serving, and may even be life-threatening. Therefore, sprouted potatoes should not be consumed after cutting off the buds, and if consumed inadvertently, the patient should go to the emergency department immediately.