• Symptoms of dyspepsia thought to represent functional dyspepsia, meeting Rome IV criteria

• Had an upper endoscopy and assessment for Helicobacter pylori; if a patient is found to have H. pylori, treatment with confirmed eradication (by stool antigen test or urea breath test) will be required before the patient is eligible for study inclusion.

• Patients will be considered for the study if they have undergone a complete history and physical examination during a previously scheduled consultation/evaluation visit with a gastroenterologist in the Mayo Clinic Florida General GI or Motility clinic.