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Eggs on the brain: can a daily egg boost your thinking skills after 50?

NCT ID NCT06465888

Knowledge-focused Sponsor: Texas A&M University 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
Running, but no longer taking on new participants.
Completed This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether nutrients in eggs can improve visual thinking in healthy adults aged 50 to 75. Over 4 weeks, 106 participants ate either egg whites, whole eggs, omega-3 eggs, egg yolks, or no eggs. Researchers measured their speed and accuracy on a 3D brain-training task and checked blood levels of key nutrients. The goal was to see if egg nutrients like lutein and omega-3s support brain function as we age.

What this could mean

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

Active substance
egg whites, whole eggs, omega-3 fortified eggs, egg yolks
What this could lead to
If results show a benefit, this could point toward simple dietary changes to support brain function in older adults.
What could go wrong
This is a small, completed study with 106 participants. It only measured short-term effects on visual thinking, not long-term brain health or prevention of decline.

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

106 people

The number who actually took part.

Started

Aug 2017

Finished

Mar 2020

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

50 to 75 years

Sex

Anyone

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: * Healthy men and post-menopausal women who are age 50 to 75 years Exclusion Criteria: * Taking supplements with \>6 mg L and/or \>2 mg Z two months before the study * Self-reported diagnosis of age-related macular degeneration, diabetic retinopathy, glaucoma, or other eye conditions that may negatively impact visual cognitive performance

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As listed by the trial registrant

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

Cognitive function

Contacts and locations

Locations

  • Gilchrist Building

    College Station, Texas, 77843, United States

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