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.
1 Insoluble fiber is another one of the foods that cause diarrhea. 2  Raw fruits, raw vegetables, seeds and nuts can act as very powerful stimulants to the digestive system which will cause diarrhea. 3  Insoluble fiber does not dissolve in water and passes straight into the intestines causing gas and diarrhea.