Eating fruit to lose weight after delivery is a trick. Pay attention to the timing and choice of fruit. Eating fruits before meals can reduce the demand for fatty foods and prevent obesity caused by overeating. Because fruit or juice is rich in fructose and glucose, it can be quickly absorbed by the human body, improve blood sugar concentration and reduce appetite. The crude fiber in fruit can also make the stomach feel full. The recommended fruits are apples, pears, bananas, grapes, watermelons and melons.