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Welcome to the blog of “The Digestion Coach,” Dr. Marcus Ettinger.

I have written about health and the human body for over 35+ years. I do this to provide easy-to-understand information on complex topics and cement everything I’ve learned in my brain. I hope the information presented on my blog helps you increase your understanding of the body, disease, and health.

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Small Intestinal Bacterial Overgrowth (SIBO) A Comprehensive Guide

Small Intestinal Bacterial Overgrowth: Comprehensive Guide

This comprehensive guide will help you understand Small Intestinal Bacterial Overgrowth (SIBO) from root causes to effective treatment options.  Please feel free to contact me for a complimentary 15-minute consultation... Read More
  • February 2, 2025
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threonine-rich-foods-mucin-production-Akkermansia-muciniphila-and-Faecalibacterium-prausnitzii-for-gut-health

Threonine-Rich Foods To Support Gut Health

The Role of Threonine-Rich Foods in Supporting: Mucin Production, Akkermansia Muciniphila, Faecalibacterium Prausnitzii. Table of Contents 1. Introduction – Threonine-Rich Foods Boosting Gut Health 2. Threonine: The Building Block for... Read More
  • February 2, 2025
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Microbiome-and-Type-2-Diabetes

Microbiome, Type 2 Diabetes and Metabolic Health

Gut Microbiome Imbalances in Type 2 Diabetes and Obesity Obesity is a significant risk factor for type 2 diabetes and cardiovascular disease, and recent research has highlighted the gut microbiome’s... Read More
  • January 31, 2025
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Microbiome-and-Common-Variable-Immunodeficiency

The Microbiome and Common Variable Immunodeficiency

Table of Contents Dysbiosis in CVID Patients Gastrointestinal Symptoms and the Microbiome Immune Modulation by the Microbiome Therapeutic Interventions Supporting the Microbiome and Common Variable Immunodeficiency Future Directions Conclusion Common... Read More
  • January 28, 2025
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Pantothenate: Microbiome-Mediated Regulation and Strategies to Combat Sugar Cravings

Pantothenate: Microbiome-Mediated Regulation and Strategies to Combat Sugar Cravings

The Pantothenate Paradigm Bacteroides vulgatus-Mediated Regulation of Sugar Cravings and Synergistic Microbial Strategies for Metabolic and Neurodegenerative Health. Table of Contents The Microbiome-Gut-Liver-Brain Axis: Insights into Pantothenate and Hormonal Modulation... Read More
  • January 26, 2025
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B-Vitamins-Polyamines-and-SCFAs-and-the-Gut-Neurological-Link

Polyamines and SCFAs + B Vitamins: The Gut-Neurological Link

Table of Contents Why Polyamines and SCFAs Matter for Gut Health The Link Between B Vitamins and Gut Health How Leaky Gut Affects Overall Health Neurological and Systemic Implications of... Read More
  • January 25, 2025
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AI-in-Healthcare

AI in Healthcare: Advantages, Disadvantages, and Patient Care Impact

Artificial intelligence (AI) is increasingly used by patients seeking preliminary diagnoses and treatment guidance before consulting healthcare professionals. While Artificial intelligence offers significant benefits in accessibility and education, it cannot... Read More
  • January 20, 2025
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SCFAS-for-Gut-Health-and-Immunity

SCFAs Boost Influenza and Viral Immunity

Research has demonstrated that consuming a diet rich in specific foods—legumes (lentils, chickpeas, and green peas), fruits (apples and berries), grains (oats, quinoa, and barley), vegetables (onions and leeks), and... Read More
  • January 19, 2025
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