1, the best time for breakfast: 7:00-8:30. Breakfast is mainly based on staple food, such as steamed bread, steamed buns, flower rolls, sesame cakes and so on. , each person is about 1 ~ 2 Liang. Eat more foods rich in high-quality protein, such as eggs, milk, or cooked meat products such as ham and beef sauce. You also need to supplement a certain amount of vitamins, and you can choose to drink freshly squeezed fruit and vegetable juice, such as orange juice and carrot juice. Note: Although fried dough sticks and soybean milk are our traditional breakfast foods, we should try to eat less fried foods. 2. The best time for lunch: 12:00- 13:30. Eat more high-protein foods for lunch, such as fish, chicken, beef, lean pork and bean products. Vegetables can choose cold dishes and hot dishes, and the staple food is moderate, about 2-5 Liang per person. Note: It's best not to eat fried chicken, fish and meat for lunch, and don't eat foods with high fat content. Eat seven or eight whole staple foods. Eating too much fat and carbohydrates will make people sleepy in the afternoon and unable to undertake mental work. 3, the best time for dinner: 18:30-20:00 dinner is the last meal of the day, pay attention to light, choose food with less fat and easy to digest, do not overeat, so as not to bring a burden to the stomach. Dinner is mainly porridge and soup, with light green leafy vegetables. If you feel hungry, you can eat a proper amount of staple food.