To learn more, please call the study coordinator, Anders Gundersen, at 503-451-0481, or email ibsstudy@nunm.edu.

If you have irritable bowel syndrome (IBS), you may be eligible to receive a report summarizing what’s in your gut by joining our research study.
NUNM’s Helfgott Research Institute is recruiting for a study to assess the impact of a dietary supplement on gut microbiome composition and symptom intensity.
You may be eligible if you:
- Are age 18-70 years
- Have an existing diagnosis of irritable bowel syndrome
- Are willing to be randomized to take either a prebiotic-containing supplement or a control supplement three times daily for 6 weeks
- Are willing to collect stool samples at home on three occasions
- Can attend a screening visit plus 3 study visits at the Helfgott Research Institute in Portland, OR.
If you are eligible and enroll in the study, you could:
- Be compensated with up to $500
- Receive a free report summarizing your gut microbiome analysis.
To learn more, please call the study coordinator, Anders Gundersen, at 503-451-0481, or email ibsstudy@nunm.edu.
This study is being conducted by the Helfgott Research Institute at National University of Natural Medicine.
NUNM IRB #: 120721
Principal Investigator: Ryan Bradley, ND, MPH