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Gut Conditions

From SIBO and IBS to Crohn's, colitis, and GERD—these guides break down the causes, diagnosis, and evidence-based treatment options for the conditions that affect your gut.

79 guides
Guide
Barrett's Esophagus
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Guide
Best Probiotics for IBS: What the Clinical Trials Actually Show
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Guide
Best Probiotics for SIBO & Gut Repair (2025)
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Candida Overgrowth in the Gut: What the Evidence Actually Shows
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Candida Overgrowth
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Candida Overgrowth: Separating Real Science From Wellness Mythology
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Guide
Celiac Disease: HLA-DQ2/DQ8 Genetics, Intestinal Damage & the Path to Diagnosis
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Celiac Disease: How Gluten Destroys the Gut Lining and How It Heals
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Celiac Disease: Gluten, Villous Atrophy& the Zonulin Cascade
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Celiac Disease: The Autoimmune Condition Most People Have Never Heard of Having
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The Diet-Cancer Connection
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Colorectal Cancer Prevention
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Colorectal Cancer Screening
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Crohn's Disease Biologic Therapy
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Crohn's Disease & the Gut Microbiome
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Crohn's Disease
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Crohn's Disease and IBD
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"Eat More Fiber" Is Incomplete Advice
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Guide
Diverticulosis & Diverticulitis:What the Evidence Actually Says
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Guide
Diverticulosis & Diverticulitis
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Fecal Microbiota Transplant (FMT)
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When Food Poisoning Becomes a Chronic Gut Problem
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Gallbladder & Gallstones
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The Gallbladder–Gut Axis:How Bile Acids Run Your Microbiome
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Gallbladder Health
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GERD and Acid Reflux: What PPIs Don't Fix (And What Actually Does)
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GERD & Acid Reflux
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50% of the world's population carries H. pylori
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H. Pylori Eradication
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H. Pylori: What 44% of the World Is Carrying, How Eradication Works, and the…
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H. pylori Is the Only Bacterium Classified as a Definitive Group I Carcinogen by the IARC
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H. pylori: CagA Virulence Factor and Gastric Cancer Mechanism, Urea Breath Test…
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H. pylori: The Bacterium That Overturned 100 Years of Ulcer Medicine, Survives…
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H. pylori: How It Survives Stomach Acid, Causes Ulcers & Cancer, and How to…
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H. Pylori: Why the World's Most Common Chronic Bacterial Infection Goes…
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H. pylori: The Bacteria Living in Half the World's Stomachs (And How to Get Rid…
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Guide
How to Actually Test for Leaky Gut: The 5 Most Reliable Biomarkers
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IBS and the Low-FODMAP Diet
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IBS: Not Just Stress
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IBS (Irritable Bowel Syndrome)
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Irritable Bowel Syndrome
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IBS: The Gut-Brain Connection, Visceral Hypersensitivity, Microbiome…
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IBS Treatment Protocol: Gut Motility, Low-FODMAP Diet & Beyond
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IBS: Why Visceral Hypersensitivity Is the Real Problem, How Low-FODMAP Achieves…
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IBS vs IBD: The Critical Differences in Symptoms, Diagnosis, and Treatment
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IBS, the Low-FODMAP Diet, and the Gut Microbiome
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Guide
IBS: Rome IV Criteria, Low-FODMAP Evidence, and Every Treatment Ranked by the…
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Guide
Intestinal Permeability and Leaky Gut
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Guide
Intestinal Permeability and Leaky Gut
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Intestinal Permeability Science
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Intestinal Permeability Testing
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Leaky Gut Healing Protocol: The 4R Framework with Evidence-Backed Interventions
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Leaky Gut (Intestinal Permeability)
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Guide
Leaky Gut & Intestinal Permeability
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Leaky Gut Is Real — But Probably Not What You've Been Told
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Intestinal Permeability Is Regulated by a Single Protein
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Leaky Gut and Intestinal Permeability
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Guide
Leaky Gut Syndrome
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Leaky Gut & Intestinal Permeability
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Leaky Gut: Real Science vs. Marketing Hype
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Guide
Low-FODMAP Diet for IBS: The Evidence-Based Guide
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The Low FODMAP Diet Is the Most Evidence-Based Dietary Intervention for IBS
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Guide
Microscopic Colitis
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Guide
H. pylori, Triple Therapy Resistance & the Real Diet Evidence for Peptic Ulcers
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Probiotics for IBS
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Guide
SIBO and IMO: Why Bacteria in the Wrong Place Cause Bloating, IBS, and Nutrient…
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SIBO: The Complete Guide to Small Intestinal Bacterial Overgrowth
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SIBO: Breath Test Diagnosis, Rifaximin Protocol & Elemental Diet Treatment
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SIBO: Breath Testing, Rifaximin Protocols& the IBS Connection Explained
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SIBO: What the Science Actually Says About Diagnosis and Treatment
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SIBO: The Complete Guide to Hydrogen vs Methane, Breath Testing, and Rifaximin…
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SIBO Hydrogen Breath Testing: Lactulose, Glucose & Methane Protocols Explained
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SIBO: Diagnosis, Treatment & Diet Protocol
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SIBO Treatment: Rifaximin, Herbal Protocols, the Elemental Diet, and Why SIBO…
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SIBO: Small Intestinal Bacterial Overgrowth
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Guide
Ulcerative Colitis Treatment Guide
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Ulcerative Colitis & the Microbiome
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Ulcerative Colitis: Mucosal Inflammation, Biologics & the Road to Remission
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Ulcerative Colitis: The Science of Achieving and Maintaining Remission
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Go beyond the guides
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the complete day-by-day clinical protocol — elimination, reintroduction, and repair, sequenced correctly and built from the same peer-reviewed research behind every guide on this site.
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