For more details on this topic, see deuterium. A deuterium atom contains one proton, one neutron, and one electron. 2H (atomic mass 2.013553212724(78) u), the other stable hydrogen isotope, is known as deuterium and contains one proton and one neutron in its nucleus.
The caffeine in green tea, especially when taken in large amounts, can worsen diarrhea. Irritable bowel syndrome (IBS) : Green tea contains caffeine. The caffeine in green tea, especially when taken in large amounts, can worsen diarrhea and might worsen symptoms of IBS.
Top 10 Doctor insights on: Does Green Tea Cause Bloating. 1 Is green tea or ginger tea better for bloating? Green tea has : Diuretic qualities ; ginger has anti-spasmotic qualities and can reduce nausea and GI upset. I would go with green tea for this one.