Milk can usually be consumed with an upset stomach, but it should be consumed in moderation and is contraindicated in people who are allergic to milk components. Usually, you can drink milk in moderation, mainly because milk is rich in lactoalbumin, which is weakly alkaline and can well neutralize the gastric acid secreted by the body, and play a good protective effect on the gastric mucosa. At the same time, the milk component also helps the recovery of gastrointestinal mucosa, providing the body with the required nutrients. It is worth noting that milk should be consumed in moderation when having an upset stomach, avoiding excessive consumption, which may increase the burden on the stomach and intestines, and should be prohibited for those who are allergic to milk components. If the symptoms of gastric discomfort continue to be unrelieved or accompanied by other symptoms, you should go to the hospital in a timely manner, after clarifying the cause to give targeted treatment, specific dietary structure can also consult a professional physician.