Why Does My Food Taste Bitter. Causes of a bitter taste in the mouth. This is mainly a problem in courgettes and summer squash and is caused primarily by a mutation within the plant.
Adam Husney on WebMD reports that the backflow of stomach juices may cause a bitter or sour taste in your mouth. Bitter tasting fruit The bitter taste of some fruit is caused by an over-production of plant defence chemicals called cucurbitacins. GERD is a gastroesophageal reflux disease that causes symptoms of heartburn chest pain trouble swallowing nausea and extra saliva.
Adam Husney on WebMD reports that the backflow of stomach juices may cause a bitter or sour taste in your mouth.
Sinus problems can also contribute to taste perception issues. Heartburn or acid reflux may make the taste in your mouth feel bitter and salty. It could also be an abnormal perception of bitter taste called dysgeusia. Learn more about symptoms causes and how to get rid of the taste.