Why Does Decaf Coffee Still Give Me Diarrhea?

Why Does Decaf Coffee Still Give Me Diarrhea? Just like regular coffee, decaf also increases the production of gastrin in the gut. … By the way—extremely high levels of gastrin can be dangerous—some of the milder side effects include diarrhea, but more severe cases may lead to stomach and small intestinal ulcers. Can decaf give

Can Nausea Be Caused By Coffee?

Can Nausea Be Caused By Coffee? Caffeine may stimulate your gastrointestinal tract. That can lead to an upset stomach, nausea and diarrhea. Coffee, for example, is acidic, which can irritate your stomach lining and cause abdominal cramping. How do I stop feeling nauseous after drinking coffee? No more caffeine. Don’t consume any more caffeine today.