You can drink some milk in moderation if you have an upset stomach, but you should be careful not to overdo it, and you should not drink it too fast or too cold, so as not to irritate the gastric mucosa and aggravate the condition. Stomach discomfort is caused by stomach diseases, such as chronic gastritis, peptic ulcer, gastric cancer, etc., usually accompanied by increased gastric acid secretion, gastric mucosal damage, etc., affecting the normal digestion and absorption of the stomach, which can lead to malnutrition in severe cases. Milk contains a large number of proteins, carbohydrates, vitamins, minerals and other nutrients, which can provide appropriate nutrients and energy for the body’s metabolism. Stomach upset patients can drink a moderate amount of supplemental nutrients for the body, but also dilute the stomach acid in the stomach, reduce the stimulation of gastric mucosa, conducive to the recovery of the disease. However, the protein content in milk is very high, and protein is a kind of material that is not easy to be digested, excessive drinking can easily lead to a large amount of protein gathered in the stomach, aggravating the burden of digestion and absorption in the stomach, which is not conducive to the recovery of the disease. At the same time, people with upset stomachs should also pay attention to, drink milk temperature should be appropriate, drink time can not be too cold, too fast, avoid drinking milk on an empty stomach. It should also be noted that milk contains a lot of lactose, for lactose intolerant patients should try to avoid drinking milk, so as not to cause bloating, abdominal pain, diarrhea and other symptoms.