For staple food, try to reduce it. According to the dieter's weight, weight loss speed and obesity degree, you can choose no more than one and a half staple foods, because what needs to be controlled in the process of weight loss is the total calories of the whole day. What foods provide body heat? Staple food is a very important energy source, and fat is also an energy source, so it is necessary to control high-fat foods. Vegetables have low energy density, but they feel full, so people who lose weight should have rich vegetables in three meals, at least one catty of vegetables every day. Protein's food includes meat, fish, eggs, milk and bean products, which are equally divided into three meals. It is not only full, but also an indispensable food for dieters. In addition, don't eat too little dinner, too little will affect sleep, and even have a strong hunger in the middle of the night, and eat it when you wake up. Therefore, people who lose weight should choose vegetables, high-quality protein food and a small amount of staple food for dinner.