Causes of bitter mouth in patients with chronic cholecystitis include dietary irritation, gastrointestinal insufficiency, and bile reflux. The causes of the disease are different, and the treatment methods are also different. Commonly used solutions include daily life conditioning, medication, surgical treatment and so on. 1. Dietary stimulation: Bitterness in the mouth due to inadequate oral hygiene and consumption of foul-smelling food. You can improve the symptoms by taking care of your daily life, such as brushing your teeth in the morning and evening, rinsing your mouth after meals, reducing the consumption of smelly food, eating more fresh vegetables and fruits, and paying attention to oral hygiene. 2. Insufficient gastrointestinal power: Due to cholecystitis, the gastrointestinal power is insufficient, and the food residue stays for too long, and after rotting and fermentation, it forms a foul smell, which triggers patients to have the symptom of bitter mouth. You can take oral medication as prescribed by your doctor, such as compound digestive enzymes, mosapride, etc., to promote digestion and absorption and gastrointestinal power, so as to improve the symptoms. 3. Bile reflux: due to inflammation, bile reflux, triggering the symptoms of regurgitation and bitter mouth. Surgical treatments, such as cholecystectomy and biliary lithotripsy, can be prescribed to relieve the symptoms. If the patient suffers from chronic cholecystitis, accompanied by the symptoms of bitter mouth, it is recommended that the patient go to the hospital in a timely manner to improve the relevant examination, to clarify the cause of the disease, and follow the doctor’s instructions for treatment, so as to avoid delaying the condition.