Chinese medicine can treat bitter mouth. Bitter mouth may be caused by damp-heat of the liver and gallbladder (damp-heat evil qi deposited in the liver and gallbladder), blazing fire of the stomach, and inflammation of the heart, which can be treated from these aspects. 1. Liver and gallbladder damp-heat (damp-heat evils accumulated in the liver and gallbladder): patients with mouth bitterness due to liver and gallbladder damp-heat are often characterized by a bitter taste in the mouth, accompanied by dryness of the mouth and tongue, distension and pain in the two hypochondriums, and short and yellowish urine, etc. They can be treated with Longguan Diarrhea Liver Powder. 2. Stomach fire blazing: clinical often manifested as bitter mouth, thirst, halitosis, oral erosion, gum swelling and pain, short red urine (small amount of urine, dark yellow color), constipation, etc., can be used to treat the Jade Decoction plus subtractions, there is a clear stomach and cool the blood (eliminating gastric heat, cooling blood heat, preventing and treating hemorrhage), nourishing the yin to promote the efficacy of the body fluid. 3. Heart fire inflammation: patients with heart fire inflammation and bitter mouth often show symptoms such as mouth and tongue sores, oral erosion, dry mouth and bitter mouth, heartburn and insomnia, red tongue, etc., which can be treated with Laxing Xin Tang with additional subtraction. The adverse reactions and contraindications of the above Chinese herbal remedies are not clear, it is recommended that patients with bitter mouth be treated with medication under the diagnosis and treatment of a professional physician, do not self-medication.