In January, we found out that our daughter at only eight years old has ulcers due to an extreme overgrowth of bacteria and yeast in her system. Wow. We're not sure what caused the problem, as we have always eaten healthy at home with a focus on simple, whole organic foods, and kept sugar and processed foods to a minimum. She tested negative for food allergies, but it's quite possible the issue stems from a food sensitivity that over time became an issue. She had been dealing with a nagging stomachache and sore throat for a few months, and we were in and out of the pediatrician's office for strep tests ...Read more.