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Hand-painted illustration of psyllium husk in a terracotta dish, a psyllium sprig, a kiwi half and strawberries.

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Irritable bowel symptoms

What studies show about fibre and symptoms of irritable bowel syndrome.

Irritable bowel syndrome shows itself, among other things, through abdominal pain, bloating and changing stool patterns. Here you find what studies show about fibre such as psyllium husk for these symptoms – with evidence level and sources.

Nutrients & foods

  • Evidence: moderate

    Psyllium husk

    • Psyllium husk may increase the likelihood of an overall improvement in symptoms in adults with irritable bowel syndrome. [1]

      Evidence

Sources

  1. 012026Fiber Supplementation in Irritable Bowel Syndrome: A Systematic Review and Meta-Analysis of Randomized Controlled TrialsPubMed 42600900Open source