Announcement: Why Fiber Causes Stomach Upset—And How to Build Tolerance

ბოლო განახლება: 23/08/2026 23:29

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Fiber-induced stomach upset stems from rapid fermentation, not true intolerance. Microbial adaptation over 1–3 weeks resolves symptoms—even at higher fiber intakes. — Photo by cottonbro studio on Pexels (Pexels License)

1 min read|53 words

Fiber upsets your stomach because your microbiota haven't adapted yet—not because you're intolerant. Fermentation happens too fast in week 1, but microbial expansion over 1–3 weeks normalizes gas production and symptoms resolve. Slower-fermenting fibers ease the transition. Learn why fiber tolerance is adaptive, not fixed.

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GMJ Brief · Announcement

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ავტორი:Prof. Giorgi Pkhakadze

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Prof. Giorgi Pkhakadze, MD, MPH, PhD, is Editor-in-Chief of the Georgian Medical Journal and Chair of the Public Health Institute of Georgia (PHIG). He is Professor and Head of the Department of Social and Behavioural Sciences at David Tvildiani Medical University, and Secretary/Treasurer of the UEMS Section of Public Health. ORCID: 0000-0001-7609-4515.