Holigos® IBS Restore Clinical Trial

Holigos® IBS Restore is a medical food for the dietary management of IBS. It has been shown in a clinical study of 317 participants to beneficially alter the gut microbiome. The objective of this trial was to determine whether administering once-daily Holigos® IBS Restore would relieve the symptoms of IBS.

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Key Facts

The trial demonstrated that Holigos® IBS Restore benefited all IBS subtypes across multiple endpoints:

A unique offering

Trial Details

Holigos® IBS Restore was studied in a 12-week, multi-center, open-label trial in patients with IBS.


Patients completing the trial took Holigos® IBS Restore (5g) once daily for 12 weeks


Holigos® IBS Restore is a neutral powder that is provided in a carton box of 28 single-dose packets


Three hundred seventeen (317) IBS patients were supplied with Holigos® IBS Restore (intention-to-treat, ITT) and 273 patients completed the study.

Overall IBS Severity Score


Change in Bristol stool

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Holigos® IBS Restore is safe and well-tolerated.


The ingredients in Holigos® are well tolerated by those suffering from IBS


Common side effects associated with Holigos® IBS Restore included mild local symptoms in the gut, such as abdominal pain, distension, and flatulence

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A clinical trial presented by the American College of Gastroenterology

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