It is possible to lose weight by eating only fruit at night without eating, but there needs to be a correct method to lose weight and reduce complications. The correct method is the following: 1, dinner needs to eat a small amount of staple foods, such as cereals and potatoes, to protein-based foods and vegetables, because not eating at night only eat fruit may lead to excessive secretion of stomach acid, can stimulate the gastric mucosa heartburn, acid reflux symptoms, serious peptic ulcers can occur. 2, about 30 minutes after dinner need to be active, can accelerate the peristalsis of the gastrointestinal tract, to promote digestion and calorie utilization, can reduce fat storage in the body and play a role in weight loss. 3, fruit can be eaten after dinner, because the fat content of fruit is 0, the fructose in fruit can promote intestinal peristalsis, speed up the discharge of food residues and feces, which is conducive to weight loss.