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Effects of Vitamin D and Prebiotic Supplementation on Glucose Control During Pregnancy

NCT06553729 · Status: RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 500

Last updated 2025-09-16

No results posted yet for this study

Summary

The goal of this randomized, double-blind, placebo-controlled study included pregnant women at high risk of GDM at 6-15 weeks of gestation is to investigate whether supplementation with vitamin D (1600 IU per day) or prebiotics (inulin, 10 gram per day) during pregnancy has beneficial effects on controlling blood glucose during pregnancy.

Conditions

  • Glucose Intolerance During Pregnancy

Interventions

DRUG

Vitamin D3

Vitamin D3 (cholecalciferol), 1600 IU per day.

DIETARY_SUPPLEMENT

Prebiotics

Prebiotics (inulin), 10g per day.

DIETARY_SUPPLEMENT

Prebiotics placebo

Prebiotics placebo.

DIETARY_SUPPLEMENT

Vitamin D3 placebo

Vitamin D3 placebo

Sponsors & Collaborators

  • Huazhong University of Science and Technology

    lead OTHER

Principal Investigators

  • Gang Liu, PHD · School of Public Health, Tongji Medical College, Huazhong University of Science and Technology

  • An Pan, PHD · School of Public Health, Tongji Medical College, Huazhong University of Science and Technology

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Model
FACTORIAL

Eligibility

Min Age
18 Years
Max Age
45 Years
Sex
FEMALE
Healthy Volunteers
No

Timeline & Regulatory

Start
2025-02-24
Primary Completion
2026-12-31
Completion
2026-12-31

Countries

  • China

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT06553729 on ClinicalTrials.gov