Can drinking green tea on an empty stomach cause extreme nausea?
1. Introduction Yes, drinking green tea on an empty stomach can cause extreme nausea and significant gastrointestinal distress. Green tea contains high concentrations of tannins, which are naturally occurring astringent compounds belonging to a broader class of polyphenols. When introduced directly to an empty stomach, these tannins rapidly stimulate the overproduction of gastric acid and … Read more