What is the reason for waking up bitter?

Bile

reflux gastritis may be related to gastrointestinal surgery, gallstones, infection and other factors. When bile reflux to the esophagus or stomach, patients may wake up with bitter mouth.2

, reflux esophagitis

reflux esophagitis may be caused by anti-reflux function decline, esophageal clearance ability reduction and other factors. When the patient stomach contents to the pharynx or oral influx, may appear sour, resulting in a bitter mouth after waking up.

3, cholecystitis

cholecystitis may be related to bacterial infection, improper diet, gallstones and other factors. Cholecystitis patients with bile excretion reflux, may lead to bitter mouth when waking up.