Just drink the right amount of soy milk scientifically every day? Weight loss effect: Because soybean milk is a low-calorie food, rich in dietary fiber, it will swell after absorbing water and occupy the stomach volume after swelling, so people can't take in more calories, that is to say, drinking a cup of soybean milk before eating will make people feel full and eat less, so they won't be obese, which is helpful for losing weight, and dietary fiber is very helpful for improving constipation. In order to get better weight loss effect, people must limit the intake of high-fat and high-calorie foods, otherwise it will directly lead to poor weight loss effect and easy to rebound. In the meantime, they must eat more low-fat and low-calorie things, such as vegetables, fruits and bean products. And try to avoid some adverse effects caused by irregular diet. Moreover, they should also drink some drinks such as fruit juice and vegetable juice during this period, which will be of great help to lose weight, especially.