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Fish oil for moms: could a simple supplement reduce stress and boost baby development?

NCT ID NCT02647723

Knowledge-focused Sponsor: University of Chicago Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jul 17, 2026 · Updated 2 times

Summary

This study looks at whether taking DHA (an omega-3 fatty acid) supplements during pregnancy can improve maternal health, reduce stress, and lead to better birth and brain development outcomes for babies. Researchers are giving 168 low-income African American women either DHA or a placebo daily for 24 weeks during pregnancy. The goal is to see if this simple nutritional change can make a real difference for both mother and child.

What this could mean

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

Active substance
DHA (docosahexaenoic acid, an omega-3 fatty acid) as a dietary supplement
What this could lead to
If it works, this could show that simple DHA supplements during pregnancy help reduce stress and improve baby health in at-risk communities.
What could go wrong
This is an early-stage study with only 168 participants, so results may not apply to everyone. The supplement may not show clear benefits over placebo.

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

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

168 people

The number who actually took part.

Started

Jan 2016

Expected to finish

Dec 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 34 years

Sex

Female participants only

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Age between 18 and 34 * Household recipient of public assistance (e.g. Medicaid insurance) due to low income * Low levels of DHA consumption as defined as less than two fish servings per week Exclusion Criteria: * Reports of known medial complications * Regular use of steroid medications, alcohol, cigarettes, or illegal substances (by maternal report) * Use of blood thinners or anti-coagulants * Use of psychotropic medications * Allergy to iodine and/or soy

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Conditions

The condition(s) this trial relates to.

Psychological Well-Being

As listed by the trial registrant

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

Child development Pregnancy

Contacts and locations

Locations

  • University of Chicago Medicine

    Chicago, Illinois, 60637, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.