See what your doctor has to say and then use your best judgment. If you want to follow the better-safe-than-sorry route, you should keep your daily caffeine intake below the 200-milligram mark -- the equivalent of either four diet colas, three cups of green tea, or just one Grande Caffe Mocha at Starbucks per day.
1 Helicobacter pylori (H. pylori) is a bacterium that causes chronic inflammation in the stomach and is a common cause of ulcers worldwide. Helicobacter pylori (H. pylori) is a bacterium that causes chronic inflammation in the stomach and is a common cause of ulcers worldwide.
Infection by another bacteria, H. pylori, was strongly correlated with low stomach acid levels as well.[xii] H. pylori is a cause of common digestive problems such as gastric ulcer disease and gastritis.[xiii] In an animal study, overgrowth of H. pylori led to iron deficiency.