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.
A bacterium. Helicobacter pylori bacteria commonly live in the mucous layer that covers and protects tissues that line the stomach and small intestine. Often, the H. pylori bacterium causes no problems, but it can cause inflammation of the stomach's inner layer, producing an ulcer. It's not clear how H. pylori infection spreads. It may be transmitted from person to person by close contact, such as kissing. People may also contract H. pylori through food and water.