2. The calorie of green beans per 100g accounts for about 16% of the total daily calorie recommended by China Nutrition Society for ordinary adults to keep healthy. Women often go on a diet in order to lose weight, their bodies are short of calories, and they often feel tired and weak. At this time, they can try to use green beans as snacks. Green beans are low in fat and rich in cellulose and protein, which can supplement body energy, promote intestinal peristalsis and not get fat. Drink a cup of mung bean juice in your spare time every day, which is nutritious and healthy.