Eat egg custard in moderation will not gain weight, long-term large quantities of egg custard will gain weight. 100 grams of egg custard can provide 65.6 calories, containing 1.76 grams of carbohydrates, 4.68 grams of protein, 4.26 grams of fat, 137.22 grams of cholesterol, 52.24 milligrams of potassium, 0.68 milligrams of iron. Moderate consumption of egg custard can provide the body with high-quality protein and other nutrients, which is beneficial to human health. At the same time, egg custard is easier to digest and absorb, suitable for all ages to eat, especially gastrointestinal function is weak abdominal pain, diarrhea patients, as well as infants and young children. However, if you eat a lot of egg custard, the calories in it will be converted into fat and hoarded, which can easily lead to obesity, so it should be eaten in moderation. Therefore, it is not recommended to eat a large amount of any food. Those who are allergic to eggs should not consume egg custard.