
Navin Kumar
Gastroenterologist at Brigham and Women's Hospital and co-founder of the Run the List podcast, providing clinical expertise on SIBO diagnosis and treatment throughout the episode.
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Dec 15, 2025 • 12min
SIBO Part III: Treatment
Dr. Navin Kumar, a gastroenterologist from Brigham and Women's Hospital and co-founder of the podcast, joins Ally Scheve to discuss effective treatment strategies for Small Intestinal Bacterial Overgrowth (SIBO). They delve into the significance of SIBO subtypes—hydrogen vs. methane—and their impact on treatment choices. Navin shares insights on using rifaximin and the complexities of managing methane-predominant cases with dual therapy. He also highlights non-antibiotic solutions like the low FODMAP diet and specific supplements for symptom relief.

Nov 24, 2025 • 9min
SIBO Part II: Diagnosis
Dr. Navin Kumar, a gastroenterologist and co-founder of a clinical education platform, teams up with guest-host Ally Scheve to unravel the complexities of diagnosing Small Intestinal Bacterial Overgrowth (SIBO). They dive into diagnostic tools, particularly focusing on the lactulose breath test and its procedure. Key insights include how to prepare for an accurate test, the significance of monitoring hydrogen and methane levels, and the impact of rapid transit on results. This conversation is packed with essential knowledge for those navigating digestive health.


