Bananas detoxify the body. In addition, their cold nature and high sugar content are helpful in the treatment of drug addiction (especially alcoholism) marked by heat signs and sugar cravings during withdrawal.
Rich in potassium, bananas are used generally for hypertension. Because they can reduce blood pressure, are easy to digest, and also moisten dryness, bananas are a good food for many old people (blood pressure, dryness, and digestive weakness tend to grow with age). Bananas are commonly given to children and infants, although they should be used carefully with children who are cold, inactive, or frail.