PTSD Trial, Recruiting
Who may be able to join
AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI
Who might be able to join this trial:
- Adults aged 18 to 65 who have been diagnosed with PTSD
- People with a Body Mass Index (BMI) under 35 (a measure of body weight relative to height)
- People who are in general good health aside from their PTSD diagnosis
- People who are willing and able to follow the study schedule and attend all required clinic visits
Who may not be able to join:
- People who have used antibiotics in the three months before the study starts
- People with a BMI of 35 or above
- People who follow a vegan or vegetarian diet
- People who have an allergy to any of the foods used in the study drinks
- People who have recently changed their medications or do not have a stable medication routine (medications other than antibiotics are generally acceptable if the person has been on the same regimen for at least two months before the study and continues it throughout)
- People who have been diagnosed with a gastrointestinal disease, cancer, cardiovascular disease, diabetes, or an autoimmune disease
- People who are pregnant or breastfeeding
- People who are unable to commit to the study requirements, which include drinking the provided beverages daily, providing stool and blood samples, tracking bowel movements and symptoms, and attending scheduled appointments
- People who take certain supplements (eligibility based on supplement use is reviewed case-by-case by the trial site)
- People who use antibiotics or change their medications during the study may be removed from the trial
Important: Always verify eligibility with the trial site directly before applying.
Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.
Contact this trial
Principal Investigator: Tiffany Weir, PhD, Colorado State University
Phone: (970) 491-4631
Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
Changes in self-assessed severity of post-traumatic stress disorder (PTSD) symptoms; Gut Microbiota Richness; Gut microbiota diversity; C-reactive protein in plasma
Can't join this trial?
Data last synced from ClinicalTrials.gov: 9 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.