Often staying up late is not good for your health, and it is even more harmful to your eyes. Therefore, men who often stay up late should eat more foods rich in vitamin A, vitamin B and eye protection, such as medlar, carrot, leek, eel, lean meat, fish and pig liver. Second, foods that nourish the brain and enhance the body's immunity. Men often stay up late, which will lead to lack of sleep, decreased immunity and memory. Therefore, it is very important for men to eat more nutritious and brain-nourishing foods. It is suggested to eat more walnuts, milk and millet porridge to increase the nutrition of the brain, and then eat some turtles, sea cucumbers, black sesame seeds, fungus, kelp and medlar to enhance the body's immunity. This is very important for men's health. 3. Eating more high-protein and high-cellulose foods and staying up late often will be unbearable for the body, and so will men. Therefore, we must eat more foods rich in protein and cellulose to supplement the nutritional needs of the body, and eat less sweets and animal fat. It is suggested to eat more high-protein and brain-nourishing foods, such as fish, beans, eggs, vegetables and fruits. Fourth, eat more foods that nourish the stomach and reduce fire. If you always stay up late, your stomach can't stand it and it is easy to get angry. Therefore, you can eat more foods that nourish the stomach and reduce fire, such as millet porridge, noodles, pumpkins, yams and so on. In addition, you can drink some medlar chrysanthemum tea when staying up late, which can not only replenish water and reduce fire, but also clear the liver and improve eyesight.