The Simple Nutrient That Could Transform Your Gut Health, Brain Power & Longevity with Dr Emily Leeming #658
May 19, 2026 · 1h 32m
Summary
Dr. Rangan Chatterjee interviews dietitian Dr. Emily Leeming about the critical health benefits of fiber, often overlooked despite 96% of people falling short of guidelines. They discuss how fiber fuels the gut microbiome to reduce inflammation, lower disease risks, and improve metabolic health. Dr. Leeming shares practical tips, like the 4-3-2 plate method, to gradually increase intake while addressing concerns about gas and restrictive diets.
Topics discussed
Introduction: The power of fibre and guest Emily
Why 96% of people don't get enough fibre
How fibre fuels the gut microbiome
Fibre vs. Protein: Shifting nutritional focus
Health benefits: Diabetes, heart disease, and cancer
Practical ways to add fibre to your diet
Managing gas and bloating when increasing fibre
Restrictive diets and long-term gut health
Personalized nutrition and gradual changes
Fibre vs. Fermented foods for inflammation
The Eat Fibre study and colon cancer prevention
How fibre curbs hunger and balances blood sugar
Emily's background as a chef and nutritionist
Fibre, healthy aging, and cognitive reserve
Fibre's impact on mood and mental well-being
Sponsors: Do Health and Exhale Coffee
Top fibre sources: Berries, greens, and bananas
The 4-week plan to increase fibre intake
Tracking progress and menopause symptoms
Gut testing, IBS, and fermented food myths
Conclusion: Final advice and resources
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