Improve Gut Health

Evidence-based gut health articles, resources, and practical protocols.

Latest articles

• The Improving Gut Health Editorial Team (2026-10-19) — Meet the editorial byline behind improveguthealth.org — a pen name for a process, not a single person. How articles are researched, written, and reviewed.
• Defecation Straining: How to Prevent Dizziness and Fainting (2026-10-14) — Positioning, breathing technique, and the hydration-and-fiber protocol that stops the straining that triggers vasovagal episodes on the toilet.
• Histamine Intolerance and Probiotics: The Complete Guide (2026-10-14) — Why some probiotics make histamine intolerance worse, which strains actually help, and the dietary framework to follow while you rebuild.
• Sorbitol and Maltitol: The Hidden Polyols in Packaged Foods (2026-10-14) — The label-reading checklist that spots sorbitol, maltitol, and other fermentation-heavy sweeteners in protein bars, sugar-free candy, and keto products — before they ruin your day.
• Rebuilding Gut Flora After Antibiotics: The Complete Guide (2026-10-14) — What antibiotics actually do to the microbiome, the week-by-week recovery timeline, and the exact probiotic, prebiotic, and dietary protocol that helps at each stage.
• Antibiotic Resistance and Microbiome Diversity (2026-10-14) — What repeated antibiotic courses do to your gut microbiome long-term, how antibiotic resistance spreads through the gut, and how to preserve diversity.
• Sugar Alcohols and FODMAPs: The Complete Guide (2026-10-14) — Why sugar alcohols cause bloating, which ones are worst, and how to choose low-FODMAP sweeteners that don't wreck a sensitive gut.
• SIBO and Histamine Intolerance: The Overlap (2026-10-14) — Why SIBO patients develop histamine intolerance, how the two interact, what each test actually shows, and what to treat first.
• GLP-1 Receptor Agonists and Gut Health: The Complete Guide (2026-10-14) — Ozempic, Mounjaro, Wegovy, Zepbound — how GLP-1 drugs affect the gut, why they cause SIBO, bloating, and constipation, and what to do about each side effect.
• Erythritol vs Xylitol: Gut Tolerance Compared (2026-10-14) — Both are low-calorie sweeteners, but erythritol is far better tolerated by sensitive guts. Here's the head-to-head, plus what to try if erythritol bothers you.