Participant Requirements

Participants in this study will need to do five things, outlined below. In order to be eligible for this study, participants must be healthy adults 18-70 years old without any active intestinal problems. Further restrictions will be discussed during the enrollment interview.

  • Call our study coordinator and come in for a brief enrollment interview to make sure you are eligible
  • Consume prebiotic dietary supplements daily for 3 out of 6 weeks
  • Take samples of stool (poop) at home and bring them to the lab (we have kits to make this easy!)
  • Answer automated email surveys about your samples and experiences
  • Take 4 online surveys about your dietary habits

*We are currently limited to participants who are able to drop samples off at our lab at Duke University.


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