The Nick Bare Podcast 121: Gut Health Essentials with Dr. Will Bulsiewicz
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May 19, 2025 
Dr. Will Bulsiewicz, a renowned gastroenterologist and gut health expert, shares his insights on optimizing gut health through addition rather than restriction. He discusses the vital role of fiber and the benefits of increasing plant-based foods in our diet. Listeners will learn about the impact of ultra-processed foods, the unique challenges of gut health in today's world, and practical tips for managing common issues like bloating and constipation. Dr. B also examines the effects of extreme diets, such as carnivore, and offers personal anecdotes on navigating dietary transformations.
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Gradual Fiber Introduction
- When introducing new high-fiber foods like sorghum, start with small portions and gradually increase intake.
- This helps your gut adapt and prevents bloating and gas from a sudden dietary change.
Generational Microbiome Loss
- The modern gut microbiome suffers generational loss of microbial diversity due to low fiber diets over decades.
- Industrialization and ultra-processed foods have diminished gut health compared to previous generations.
Eat 30 Plants Weekly
- Aim to eat 30 different plant-based foods per week including fruits, vegetables, nuts, seeds, legumes, herbs, and spices.
- Increasing plant variety boosts gut microbiome diversity, enhancing resilience against disease.
