Clinical Research Directory

Inclusion Criteria: * Age 18 years or older at registration. * Patients with ongoing symptoms of GERD: heartburn (pyrosis) mid-sternal chest pain, regurgitation of fluid or food, development of esophageal inflammation that may lead to swallowing dysfunction, or extraesophageal manifestations (i.e. cough, bronchospasms, and hoarseness). * Use of one of the following PPI medications: omeprazole, lansoprazole, pantoprazole, rabeprazole, esomeprazole or dexlansoprazole. And/or use of one of the following H2 blockers medications as well: famotidine, cimetidine, ranitidine or nizatidine. * Willing to comply with the Gracie diet regimen Exclusion Criteria: * Age \< than 18 years. * Patients unable to speak English. * Pregnancy or nursing. * Complicated oropharyngeal dysphagia or other condition with risk for aspiration from oral ingestion. * Exclusion of other causes of symptoms as mechanical gastrointestinal obstruction, Barrett's esophagus and cancer of the esophagus by standard radiographic or endoscopic test evidenced in the medical record chart. * A prior surgery of the upper gastrointestinal tract. * Failure to give informed consent. * Any other condition, which in the opinion of the investigator would impede compliance or hinder the completion of the study.