There are two reasons for bitter mouth every morning: one has gastritis; the other has cholecystitis. At present, these two causes are common in the clinic, stomach diseases are mainly gastritis and erosive gastritis, reflux esophagitis, etc., this situation will generally have excessive secretion of gastric acid, gastric acid reflux upward leading to the emergence of bitter mouth, halitosis, can be considered to give the inhibition of gastric acid secretion of the drug, such as proton pump inhibitor can be significantly relieved. In addition, do not lie down immediately after meals, keep the upper body upright can also alleviate the situation of bitter mouth. As for gallbladder disease, it is mainly caused by acute cholecystitis or gallbladder stones, after eating greasy food, the patient will obviously appear bitter mouth and indigestion, it is recommended to consider giving anti-inflammatory and choleretic treatment.