Nucleotide supplementation: a randomised double-blind placebo controlled trial of IntestAidIB in people with Irritable Bowel Syndrome
2006

Nucleotide Supplementation in Irritable Bowel Syndrome

Sample size: 37 publication Evidence: moderate

Author Information

Author(s): C.P. Dancey, E.A. Attree, K.F. Brown

Primary Institution: University of East London, UK

Hypothesis

Symptoms of Irritable Bowel Syndrome would be improved with dietary nucleotide supplementation.

Conclusion

Dietary nucleotide supplementation improves some symptoms of irritable bowel syndrome above baseline and placebo levels.

Supporting Evidence

  • Symptom severity for all symptoms except constipation improved from baseline to placebo to experimental condition.
  • Abdominal pain and urgency to have a bowel movement showed the most significant improvement.
  • Participants completed daily symptom diaries for four weeks before and during the trial.

Takeaway

This study tested a special supplement to see if it helps people with tummy troubles feel better, and it did help some of them a little bit.

Methodology

A double-blind randomised placebo cross-over study where participants rated symptoms daily for six months.

Potential Biases

Participants were not obtained from tertiary centers, which may limit generalizability.

Limitations

The improvements in symptoms were modest and the placebo effect was strong, making it difficult to detect the true effect of the supplement.

Participant Demographics

Participants were aged 18-65 with a diagnosis of IBS, primarily with diarrhoea as a main symptom.

Statistical Information

P-Value

p<0.05

Confidence Interval

95% C.I.

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1475-2891-5-16

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