About this episode

This episode discusses the critical role of gut health in immunity and brain aging with Dr. Robynne Chutkan.

Build a Virus-Proof Gut: How to Optimize Your Inner Defenses and Protect Your Brain from Aging with guest expert Robynne Chutkan, MD #61 We talk so much about immunity, but what if the real conversation starts in your gut? In this episode, I’m joined by gastroenterologist and bestselling author Dr. Robynne Chutkan, and we’re breaking down something most women are never told: 80% of your immune system lives in your gut. We unpack how everyday medications, well-intentioned prescriptions, and quick fixes can quietly undermine your long-term health — and what it actually looks like to support your gut for resilience now and independence later. This is an essential episode for anyone who wants to optimize their biology and protect their long-term cognitive and microbiome health. What You’ll Learn Why 80% of your immune system lives in your gut How stomach acid plays a critical role in antiviral defense The hidden gut costs of proton pump inhibitors and NSAIDs What antibiotics really do to your microbiome — and why probiotics can’t undo it all The surprising link between antibiotics and brain health in midlife women The most important questions to ask your doctor before filling a…

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