do you like bananas? Can the Black Banana be eaten? Banana is a kind of fruit with rich nutritional value. For the old people and children with bad intestines and stomachs, eating more bananas can adjust their intestines and stomachs, relieve constipation, and provide a variety of nutrients needed by the human body. Can you still eat the banana skin blackened? What is the reason for the banana skin blackened?
Can I still eat bananas when they are black?
It doesn't matter if there are a few spots on the banana skin. This is because of the ripeness of the banana, and the banana at this time has the best and sweetest taste, so you can eat it at ease.
Banana skin is black in large quantity and cannot be eaten
If there are a lot of black spots on the banana skin, it means that the banana is over ripe. These black spots will penetrate into the pulp from the banana skin. If the pulp is already black, it means that the banana has begun to rot. at this time, it can no longer be eaten.
How is banana black? It takes too long to put
Banana skin will turn black when it is placed for too long, because the banana epidermis cells contain oxidized carbon. Under normal circumstances, the cell membrane will wrap the oxidized carbon tightly and protect it. Once the banana is collided or placed for a long time under low temperature, the cell membrane will be damaged, and the oxidized carbon will turn black when it contacts the oxygen in the air.
Black due to anthrax invasion
Anthracnose may occur when the banana is ripe. This phenomenon is caused by Alternaria spinosa, which makes the banana appear black spots. But this kind of anthrax is not a concept with the anthrax virus as we know it, so it will not cause disease, so you don't need to worry about it when you eat it.
What should we pay attention to when eating black bananas
Banana peel can be eaten even if it is a little black, but it should be eaten as soon as possible. If it is placed for too long and the banana is' ripe and rotten ', it cannot be eaten.
The green banana belongs to the immature banana, which is not conducive to the absorption of nutrients after eating, and the immature banana contains tannic acid, which is easy to cause constipation symptoms after eating.
How to keep bananas that are not black? Do not refrigerate them in the refrigerator to prevent them from turning black faster. The optimum temperature for banana storage is about 13 & deg; C.
The preservation time of banana can be prolonged by wrapping the rhizome part of banana with preservative film. Because bananas release ethylene, which can accelerate banana ripening. Most of the ethylene comes from the roots of bananas. Wrapping with plastic wrap can slow down the ripening time of bananas.