Nutritional balance is the key to breakfast. A healthy breakfast recommended by nutritionists must first include nutritional balance, that is, the intake of various nutrients must be included. Breakfast should contain the right amount of calories, carbohydrates, proteins, fats, vitamins and minerals. Especially protein. Taking in enough protein at breakfast can maintain the body\’s normal metabolism and muscle growth, and is also helpful for weight loss. Cereal foods are the main food. It is recommended to eat cereal foods as the main breakfast, such as whole wheat bread, oatmeal, corn flakes, etc.