The word “fire” is a folk saying, there is no such concept in nutrition, and in general eating bread in moderation does not bring discomfort to the human body. General bread is wheat flour as the main raw material, yeast, eggs, sugar and other auxiliary materials processed by the appropriate blend of baked goods, its varieties of flavors, carbohydrates, proteins, and some of the human body needs a richer content of minerals. In general, such as every 100g of bread contains an average of about 58.6g carbohydrates, 8.3g protein, 5.1g fat, 355mg chlorine, 230mg sodium, 107mg phosphorus, 88mg potassium, 49mg calcium, etc., a moderate amount of food can provide a certain amount of energy for the body, but will not be caused by significant discomfort to the body. Bread is not recommended to consume too much, if a short period of time excessive consumption of bread, may stimulate the gastrointestinal tract, causing abdominal pain, diarrhea and other discomfort.