A cold stomach is mainly caused by exposure to cold, excessive intake of cold food and drink, poor blood circulation, and vegetative nerve dysfunction. 1. Cold: air conditioning, cold wind, rain, etc. can lead to a cold tummy, the tummy cold feeling. 2. Excessive intake of cold food and drink: Drinking ice water, eating ice cream, etc. can cause the gastrointestinal tract to be cooled, resulting in a cold feeling in the stomach. 3. Poor blood circulation: when the peripheral blood vessels in the abdomen are blocked or spasmed, the blood cannot be sent to the belly in time, resulting in a cold stomach. 4. Vegetative nerve dysfunction: the vegetative nerve is involved in the regulation of endocrine and body temperature, when the vegetative nerve dysfunction, it can also lead to a cool feeling in the abdomen. Vegetative nerve dysfunction can cause peripheral blood vessel contraction of the skin, resulting in insufficient blood supply to the abdomen and symptoms such as coldness. There are many other reasons why the stomach is always cold, if the patient does not find relief from the above symptoms, or accompanied by other symptoms, you should go to the hospital in time, to identify the cause and then give targeted treatment.