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Canonical Source · peer reviewed study
This page documents how this source is reused across Claim by Claim. A source can support, challenge, qualify or contextualize different claims; appearing here does not imply endorsement of every linked proposition.
Evidence context
Evidence roles describe what this source helps establish inside each Investigation. They are local to that use, not permanent labels attached to the publication itself.
Investigation
In a 59-person double-blind crossover trial among people who self-identified as non-celiac gluten sensitive, fructan (not gluten) produced the highest average gastrointestinal symptom scores compared with placebo, showing how one food can contain multiple plausible triggers.
Subject families