Your Hormones Are Quietly Changing Your Gut and It’s Affecting Your Longevity

17 Feb 2026 · 43 min
Episode

17 Feb 2026 · 43 min

0:00

Alicia Galvin, a registered dietitian at Microbiome Labs, explains how hormones reshape your gut microbiome through puberty, perimenopause, and menopause, and why that matters for longevity. Eat 30 different plants a week to build microbial diversity. Estrogen drives the bacteria that protect you, and short-chain fatty acids from fiber fuel your immune system, metabolism, and brain.

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