Home > Gastroenterology > Black Raspberries may help Barretts Esophagus Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on May 18, 2008 by LKresty, Views: 6820 A new study shows that adding black raspberries may be protective for patients with GERD who advance to have Barretts Esophagus. The chronic acid damage in the esophagus from GERD- gastroesophageal reflux disease, can cause changes in the lining called Barrett's esophagus, which is precancerous. Laura Kresty, PhD. Ohio State Univ.