After gallbladder removal, patients will have indigestion in the short term and part of the symptoms will be manifested as bitter mouth, which requires patients to drink more water, diet should be light in the short term, participate in exercise appropriately, normal diet and regular life have certain effect of preventing bitter mouth, but if the symptoms exist for a long time, they can also be regulated by Chinese herbal medicine. Regular review of ultrasound to rule out other lesions in the biliary tract, including residual gallbladder, can cause certain symptoms, including bitterness in the mouth. Among the surgical departments, this group of patients can also be helped by adjuvant medications such as biliary aid for digestion to help relieve symptoms. Some patients can have their symptoms relieved, but even if they have symptoms in the short term, with the extension of time, most patients will have these symptoms reduced or significantly disappeared.