James & Dahlia Marin of Married to Health on Gut Microbiome, SIBO, and Raising a Vegan Child
Registered dietitians James and Dahlia Marin of Married to Health break down what actually separates a dietitian from a self-proclaimed nutritionist, why the gut microbiome functions as a second brain and hormone-regulation center, and how their SIBO program with Dr. Angie Sadeghi is built entirely around whole-food, plant-based nutrition.
Topics Covered
- The real difference between a registered dietitian and a nutritionist, and why credentials matter when seeking nutrition advice
- How industry funding and politics (McDonald's- and beef-council-sponsored dietitian conferences) shape mainstream nutrition guidance
- Why the gut is 'the root of all health,' producing over 90% of the body's serotonin and housing 70%+ of the immune system
- Soluble vs. insoluble fiber explained through a 'broom and mop' analogy for gut cleaning
- SIBO (small intestinal bacterial overgrowth): what it is, why fiber doesn't cause it, and the real underlying causes (hypothyroidism, neuropathy, chronic antibiotic use)
- The 'DMV effect' analogy for why carnivore/keto diets can lower blood sugar readings without fixing underlying insulin resistance
- Raising their daughter Layla fully vegan since conception, and how she advocates for plant-based eating among her preschool classmates
- Why they recommend vitamin D, B12, and algae-based omega-3 as insurance-policy supplements on a plant-based diet, and how to vet supplement quality
About the Guest
James Marin (Holistic Registered Dietitian, Environmental Nutritionist) and Dahlia Marin (Registered Dietitian Nutritionist) are the husband-and-wife team behind Married to Health, specializing in plant-based nutrition and gut health for adults and children. Together with gastroenterologist Dr. Angie Sadeghi, they co-founded Your Gut Connection, one of the first whole-food plant-based protocols for IBS and SIBO.
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