Zac Spiritos, MD, MPH

Dr. Zac Spiritos, a dual board-certified gastroenterologist specializing in IBS and POTS, shares his journey into complex internal medicine. He reveals how pivotal patient encounters led him to effectively treat mast cell activation syndrome (MCAS) and discusses the importance of functional mast cell activity over static counts. Zac also dives into innovative treatment strategies using GLP-1 agonists and critiques common diagnoses like SIBO. He emphasizes empowering patients with tailored diet advice while being cautious about overly restrictive elimination diets.