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Can banana peel blackened still eat? How to keep bananas from blackening

Banana is a kind of fruit with rich nutritional value. For the elderly and children with poor stomach and intestines, eating more bananas can regulate the intestines and stomach, relieve constipation, and provide a variety of nutrients needed by the human body at the same time. Can the black banana skin still be eaten? What is the cause of black banana skin?

Banana blackened can you eat it?

It doesn't matter if there are a few spots on the banana skin. This is because the banana is ripe, and the banana at this time tastes the best and sweetest, so you can eat it at ease.

A lot of black banana skin can not be eaten

If there are a lot of black spots on the banana skin, it means that the banana has been overcooked. These black spots will penetrate into the flesh from the banana skin. If the pulp is found to be black, it means that the banana has begun to rot and can not be eaten again.

How is banana blackened return a responsibility, put time is too long

Banana skin will turn black if it is stored for too long because there is carbon oxide in banana epidermal cells. Under normal circumstances, the cell membrane will wrap and protect the carbon oxide tightly. Once the banana is collided or stored at low temperature for a long time, the cell membrane will be damaged, and the oxidized carbon will turn black when it contacts the oxygen in the air.

Anthracnose invasion causes blackening

Banana ripening may appear anthracnose, this phenomenon is caused by banana spinosa fungus, banana black spots. But this anthrax fungus is not the same concept as the anthrax virus as we know it, so it does not cause disease, so there is no need to worry when eating it.

What should you pay attention to when eating black bananas

A small amount of black banana skin can also be eaten, but pay attention to eat as soon as possible, too long storage time, banana 'ripe rotten', then can not be eaten.

Green bananas are not ripe bananas, not conducive to the absorption of nutrients after eating, and not ripe bananas contain tannic acid, easy to cause constipation symptoms after eating.

How to keep bananas will not be black. Don't refrigerate bananas in the refrigerator, so as not to turn black faster. The optimum temperature for banana storage is about 13 & deg; C.

The preservation time of banana can be prolonged by wrapping the root and stem of banana with preservative film. Because bananas release ethylene, which can accelerate the ripening of bananas, most of which comes from the roots and stems of bananas. Wrapping them with preservative film can slow down the ripening time of bananas.