Patients Debate Are Blueberries Good For Ibs During A Flare-up bejo 6909 Share Patients Debate Are Blueberries Good For Ibs During A Flare-up Are blueberries good for you? What To Eat During A Crohn's Flare-Up — A Breakdown of Healing Foods Read also: A Full List Of Items That Are Good For Upset Stomach Relief