Clinical trial Recruiting at 1 site Interventional Ages 18 to 50 Women only

Impact of fiber on medication needs in gestational diabetes

Official title: Effect of Fiber Supplementation on the Need for Medication With Gestational Diabetes: A Randomized Controlled Trial

Run by Eastern Virginia Medical School · NCT06867861 · Data updated 2026-11-12

This study is testing if taking fiber supplements can help women with gestational diabetes need less medication during their pregnancy.

More Gestational Diabetes Mellitus (GDM) trials

Quick facts

Study typeInterventional
Ages18 Years to 50 Years
SexWomen only
Enrollment110 (estimated)
SponsorEastern Virginia Medical School
Academic / other
Locations1 site (Norfolk, Virginia)
StatusRecruiting
StartedFebruary 24, 2025
Main results expectedFebruary 24, 2026
Study endsAugust 26, 2026
Registry record updatedMarch 10, 2025
Trial IDNCT06867861 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are women aged 18 to 50 with a singleton pregnancy and a new diagnosis of diet-controlled gestational diabetes.

Probably not a fit

Patients with known fetal anomalies, bowel disorders, or those who manage diabetes outside the designated medical institution may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study investigates whether fiber supplementation can reduce the need for medication in women diagnosed with gestational diabetes mellitus (GDM). It is a randomized controlled trial where participants with singleton pregnancies and diet-controlled GDM will be assigned to either receive fiber supplements or not. The aim is to evaluate the effects of fiber on both medication requirements and maternal and neonatal health outcomes. Randomization will be conducted using a computer-generated number system to ensure unbiased results.

Why it matters

Potential benefit: If successful, this study could help reduce medication use and improve health outcomes for mothers and their babies during pregnancy.

How similar studies have gone: While the approach of using fiber supplementation in gestational diabetes is promising, it is relatively novel and has not been extensively tested in previous studies.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Singleton gestation
* Known or new diagnosis of gestational diabetes without reason for medication
* Age \>=18 to \<=50

Exclusion Criteria:

* \- Non-English as primary language.
* Known or suspected fetal anomaly or aneuploidy.
* Known lower bowel disorder
* Known phenylketonuria
* Prisoners.
* Management of diabetes outside of Eastern Virginia Medical School Maternal Fetal Medicine.

Where it's running

  • Macon & Joan Brock Virginia Health Sciences at ODU
    Norfolk, Virginia, United States
    Recruiting

Study contacts

  • Principal investigator: Jerri Waller, MD — Macon & Joan Brock Virginia Health Sciences at Old Dominion University

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.