Internist Questions Coffee

Can too much coffee cause diarrhea?

I've noticed that whenever I drink too much coffee, I start having diarrhea. Can too many cups of coffee cause diarrhea?

2 Answers

Yes, coffee is known to stimulate bowel movements in some people. It could also be milk in the coffee too.
Yes, caffeine is a drug, legal, but a drug. All drugs in excess can harm you. Like all uppers, caffeine, which is a xanthine, increases your blood pressure, increases your heart rate, all secretion, diarrhea, etc.