Bananas are a delicious and nutritious fruit beloved by children and adults alike. They have many important nutritional benefits, making them an important source of nutrition for the body. They contain a high amount of sugar, making them a preferred source of energy for athletes. Additionally, bananas contain calcium, magnesium, vitamin B6, protein, and are low in fat. They also contain many minerals and several vitamins. One hundred grams of bananas contain at least 88 calories.