Purple potatoes long sprout is not recommended to eat.

Purple potatoes should not be eaten after sprouting, which is the same reason why potatoes should not be eaten after sprouting. They both belong to the starchy food, the process of sprouting, the enzyme will be degraded, thus producing toxins. Sprouting purple potatoes inside the nutrients will be transferred in the periphery of the already sprouted, the buds will grow more and more, the whole purple potatoes not only taste worse, at the same time there will be some purple potato leaf odor, so you can not eat.

While the value of purple potatoes is rich, but you can not eat too much, because the oxidizing enzyme inside the purple potatoes is very easy to produce gas, it is not recommended to eat purple potatoes alone, need to eat with high-quality protein food, so that balanced nutrition. And purple potatoes should not be eaten raw, to be cooked through, purple potatoes can not be eaten with tomatoes, and can not be eaten with persimmons, often smoking and drinking crowd is recommended to eat more purple potatoes.

Tips for avoiding sprouting of purple potatoes:

Store in a cool and dry place, purple potatoes don't like humid environments, so put them in a cool and dry place, avoid direct sunlight and humid environments to avoid sprouting. Alternatively, placing purple potatoes in a well-ventilated area will help remove moisture from the air, thus reducing the likelihood of sprouting. If you don't want to expose your purple potatoes to the air, you can wrap them in newspaper or gauze.

If you have a refrigerator, you can place the purple potatoes in the fridge, which will extend its shelf life and reduce the likelihood of sprouting. You can place some absorbent paper towels at the bottom of the purple potatoes when storing them, but if the room is warm or humid, then it is advisable to keep them in the refrigerator, taking care to wrap them in plastic wrap to prevent them from losing moisture.

Refer to Baidu Encyclopedia - Purple Potato