What is the cause of stomach ache after drinking tea?

After drinking tea, stomach dull pain may be related to stomach muscle contraction, gastric acid secretion, gastrointestinal diseases and other factors.

1, stomach muscle contraction

tea contains more tea polyphenols and catechins and other substances, with a certain convergence, excessive drinking may lead to stomach muscle contraction, dull pain.

2, gastric acid secretion

tea also contains theophylline and caffeine and other stimulating substances, may stimulate gastric mucosa, resulting in stomach dull pain.

3, gastrointestinal diseases such

as gastritis, gastric ulcer, etc., after drinking tea, easy to further stimulate the lesion site mucosa, resulting in dull pain.