Using probiotics to prevent gestational diabetes in pregnant women

The Preventive Effect of Probiotics in Pregnant Women With High-risk for Gestational Diabetes

Not applicable Interventional Women's Hospital School Of Medicine Zhejiang University · NCT06938464

This study is testing if taking probiotics can help prevent gestational diabetes in pregnant women who are at high risk.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment334 (estimated)
Ages18 Years to 50 Years
SexFemale
SponsorWomen's Hospital School Of Medicine Zhejiang University Academic / other
Locations1 site (Hangzhou, Zhejiang)
Trial IDNCT06938464 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the preventive effects of probiotics on gestational diabetes mellitus (GDM) in high-risk pregnant women. A total of 334 participants will be randomly assigned to receive either probiotic powder or a placebo from the 12th to the 16th week of gestation until the Oral Glucose Tolerance Test (OGTT) at 24-28 weeks. The study aims to assess the impact of probiotics on glucose regulation and perinatal outcomes, including neonatal weight. The randomized, double-centered, placebo-controlled design enhances the reliability of the findings.

Who should consider this trial

Good fit: Ideal candidates for this study are pregnant women between 12-16 weeks of gestation who are identified as high risk for gestational diabetes.

Not a fit: Patients with pre-existing diabetes, significant organ diseases, or those who have taken probiotics recently may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide a novel preventive strategy for managing gestational diabetes, potentially improving maternal and neonatal health outcomes.

How similar studies have performed: While the use of probiotics in pregnancy is an emerging area, similar studies have shown promising results in improving metabolic outcomes, suggesting potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Pregnant women who meet the high-risk indicators for GDM and agree to participate in this study.

  1. included between 12-16 gestational weeks
  2. A woman was considered high risk when her pre-pregnancy BMI ≥ 24 kg/m\^2, having family history of diabetes (type 1 or 2), GDM or PCOS (polycystic ovary syndrome) history, history of delivering macrosomia or stillbirth, or glucose in urine (+)

Exclusion Criteria:

1. Taking probiotics or prebiotics within the past month
2. Have a history of allergies to the drug components or similar drugs in this study
3. Having long-term smoking or drinking habits
4. Type 1 or type 2 diabetes patients with definite diagnosis before pregnancy
5. Diseases in other important organs such as heart, liver, and kidney
6. with clear digestive system diseases
7. Multiple pregnancy
8. with mental or cognitive impairments who are unable to complete this study

Where this trial is running

Hangzhou, Zhejiang

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Gestational Diabetes Mellitus
Last reviewed 2026-06-13 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.