Moderate consumption of mangoes at night can provide the body with nutrients such as carbohydrates, and there exists some nutritional value. Mango belongs to the category of fruit, which contains nutrients including carbohydrates, carotene, vitamin A and vitamin C. Every 100 grams of mango contains 35 calories, of which 8.3 grams of carbohydrates, 0.6 grams of protein, 0.2 grams of fat, 1.3 grams of dietary fiber. Moderate consumption can provide the body with carbohydrates and other nutrients, rapid replenishment of calories, while a certain amount of dietary fiber, can promote intestinal peristalsis. Moderate consumption after dinner can provide the body with the above nutrients, which is conducive to maintaining the normal physiological function of the body. According to the Dietary Guidelines for Chinese Residents, it is recommended to finish eating at least 2 hours before going to bed, which is conducive to ensuring nutrient intake and good quality of sleep, and to avoid eating a large amount of a single food, resulting in nutritional imbalance, which may lead to malnutrition, and diabetic patients need to control the amount of intake of fruits, such as mango. In addition, if there is an allergy to mango people are not recommended to eat, so as not to cause serious discomfort.