Although the stomach germ may not cause any obvious symptoms, in some cases it may lead to changes in the sense of taste in the mouth. between the bitter or sour taste in the mouth, and despite the results of this study, more research is still needed on a larger number of people to confirm these results.

Other studies have also shown that there is a change in the sense of taste in patients with stomach germs, due to the side effects of taking drugs to eliminate the germ, but this change has not been proven due to the presence of a bitter taste in the mouth specifically.

And you should know, dear reader, that bitterness in the mouth may result from a number of other conditions, which are linked to problems in the digestive system, and the most famous of these problems, including reflux of the esophagus, and taking medications.