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Could more iron in prenatal vitamins prevent anemia in pregnant women?

NCT ID NCT06079918

Recruiting now Prevention Sponsor: George Washington University Source: ClinicalTrials.gov ↗

First seen Jul 14, 2026 · Last updated Jul 15, 2026 · Updated 1 time

Summary

This study compares different doses of iron in daily prenatal supplements to see which best prevents moderate to severe anemia in pregnant women. Pregnant women under 20 weeks gestation are randomly assigned to receive a supplement with 30 mg, 45 mg, or 60 mg of iron daily until delivery. The main goal is to measure how many women develop anemia in the third trimester.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
multiple micronutrient supplements with varying doses of elemental iron (30 mg, 45 mg, or 60 mg)
What this could lead to
If higher iron doses prove more effective, this could help prevent moderate to severe anemia in millions of pregnant women, especially in regions where anemia is common.
What could go wrong
This is a large trial, but results may not apply to all populations. Higher iron doses can cause side effects like nausea or constipation, and the benefit over standard doses may be small.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

anemia pregnancy disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

PREGNANCY RELATED

Contacts and locations

Study contacts

  • Contact

    Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Muhimbili University of Health and Allied Sciences

    RECRUITING

    Dar es Salaam, Tanzania

    Contact Phone: •••-•••-•••• Email: •••••@•••••

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