According to the latest Japanese research, fully ripe banana with dark spots on yellow shell produces a substance called TNF (tumor necrosis factor) this substance has the ability to fight abnormal cells.

What has darker patches of banana, the qualitative improvement in the quality of immunity; Hence comes the conclusion, that it is more mature banana, the better anti-carcinogenic quality.
Yellow banana with the dark spots, is 8 times more effective in improving the quality of white blood cells apart from green banana.
Eating just one banana a day increases the immunity.


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