Eating bananas won't make you fat. Bananas are rich in carbohydrates and are excellent sources of potassium and vitamin A. Every100g banana contains 77g of water, 0.2g of protein/kloc-0, 0.6g of fat, 0.9g of carbohydrate/kloc-0, 0.9mg of crude fiber, 9mg of calcium, 9mg of phosphorus, 0.6mg of iron, 0.25mg of carotene and 0.5g of vitamin B/kloc-0. Bananas are high in nutrition and low in calories, and can prevent cancer. In the Japanese Cancer Society last year, a report was published that bananas have the effects of improving immunity and preventing cancer. Eating two bananas a day can effectively improve your physique. Bananas are quite effective in losing weight because they are low in calories and rich in dietary fiber. Bananas are very sweet, so people will think that the calories must be high. In fact, the calories of a banana (net weight is about100g) are only 87 calories, which is only about half as low as that of a white meal (150g 220 calories). Therefore, bananas can be used as breakfast and diet food. Bananas contain almost all vitamins and minerals, so you can easily take in all kinds of nutrients from bananas. The most suitable food for breakfast. Bananas contain quite a lot of potassium and magnesium. Potassium can prevent blood pressure from rising and muscle spasm; Magnesium has the effect of eliminating fatigue. If your family has high blood pressure, eating one or two bananas every day will definitely help. If you eat too salty, eating more bananas containing potassium can help promote the excretion of salt. Medical college has done research, often eat bananas in the body of the "bad cholesterol LDL" will be reduced, so that your arteries are fresh and healthy. If French people make their arteries young because of drinking red wine, we will not lose to French red wine if we eat more bananas. Cambridge University in the United Kingdom has also done research, and eating more potassium-containing foods such as bananas will reduce the chance of getting a stroke by 40%. Therefore, eating more bananas will not gain weight. Sisters who are worried about gaining weight can rest assured to eat bananas.