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.
• Vasovagal Syncope and the Gut: The Complete Guide (2026-10-14) — Fainting or near-fainting tied to bowel movements, eating, or abdominal pressure usually has one root cause — vagal overreaction. Here's the full mechanism, diagnosis, and what actually works.
• 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.
• How to Test for Histamine Intolerance at Home (2026-10-14) — The elimination + challenge protocol for histamine intolerance, plus what labs to ask for, how to interpret them, and when to push for a clinician's workup.
• Low-Histamine Diet vs. Probiotics: Which Works First? (2026-10-14) — Sequencing diet and probiotics for histamine intolerance — what to start with, what to expect from each, and when to layer them in.
• Best Probiotic Strains to Take During and After Antibiotics (2026-10-14) — The strain-by-strain guide to taking probiotics with a course of antibiotics — which strains to take, when, and for how long after.
• 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.
• 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.
• 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.
• Vagus Nerve Exercises for Bowel Regularity (2026-10-14) — Practical breath work, cold exposure, and lifestyle protocols that raise vagal tone and improve motility — with a daily routine for the first month.