Diarrhea during fasting is uncommon because a person will not consume any food during this time. However, if someone does have diarrhea, they may choose to stop their fast or speak with a doctor.

OTC medications like Imodium and Pepto-Bismol can help stop diarrhea. Eating bland, low-fiber foods like bananas, rice, applesauce, and toast (BRAT diet) can improve symptoms. It's essential to stay ...