Potatoes are generally not recommended for consumption after sprouting. Potatoes stored for a long time in relatively humid, suitable temperature conditions will have the phenomenon of sprouting, generally after sprouting, potatoes will contain aragonine. Arachidonine is a weak alkaline glycoside, will produce a certain degree of toxicity to the human body, if the intake of arachidonine reaches a certain level, may make the human body nausea, vomiting, abdominal pain, diarrhea and other symptoms of poisoning. Even after high-temperature heating, for the destruction of aragonine is limited, and can not make it completely disappear, therefore, is not recommended to eat sprouted potatoes. Daily recommended consumption of fresh potatoes, that is to buy and eat, do not leave too long, if there are other mold, blackening and so on is not recommended to eat.