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Could your diet boost your chance of having a baby?

NCT ID NCT05454046

Knowledge-focused Sponsor: Aalborg University Hospital Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jul 08, 2026 · Last updated Jul 09, 2026 · Updated 1 time

Summary

This study looks at whether food intake influences fertility in 4,000 women and men undergoing treatments like IVF or IUI. Participants fill out a food questionnaire, and researchers track semen quality, pregnancy, and live birth rates. The goal is to find clear links between diet and fertility success to help guide future recommendations.

What this could mean

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

What this could lead to
If clear links between diet and fertility are found, this could help people make informed food choices to improve their chances of pregnancy and live birth.
What could go wrong
This is an observational study, so it cannot prove cause and effect. Results may be influenced by other lifestyle factors, and dietary changes alone may not guarantee improved fertility outcomes.

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.

Participants

About 4,000 people

The number the study aims to enrol. It can still change while the study runs.

Started

Aug 2022

Expected to finish

Aug 2028

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.

Who is studied

Women and men undergoing ART treatment or intrauterine insemination (IUI) at the fertility clinics at Aalborg University Hospital, Herlev University Hospital, Odense University Hospital, the Regional Hospitals in Horsens and Skive Copenhagen Fertility Center, Klinik Bay, Gynaecology and Fertility, and Maigaard Fertility Clinic in Aarhus will be invited to participate in the study (n=4000).

Ages

Children (under 18), adults (18 to 64) and older adults (65 and over)

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * Women and men undergoing fertility treatment: in vitro fertilization (IVF), intracytoplasmatic sperm injection (ICSI), frozen-thawed embryo transfer (FET) or intrauterine insemination (IUI). * Availability of a semen sample analyzed 3 months before or after filling in the FFQ. * Read and understands Danish. Exclusion Criteria: * Treatment with double donation (both semen and oocyte donation)

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Conditions

The condition(s) this trial relates to.

infertility disorder

As listed by the trial registrant

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

Infertility

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    8 sites. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Aalborg University Hospital

    RECRUITING

    Aalborg, Denmark

  • Copenhagen Fertility Center

    RECRUITING

    Copenhagen, Denmark

  • Herlev Hospital Copenhagen

    RECRUITING

    Herlev, Denmark

  • Klinik Bay, Gynaecology and Fertility

    RECRUITING

    Aarhus, Denmark

  • Maigaard Fertility Clinic

    RECRUITING

    Aarhus, Denmark

  • Odense University Hospital

    RECRUITING

    Odense, 5000, Denmark

  • Regional Hospital Horsens

    RECRUITING

    Horsens, Denmark

  • Regional Hospital Skive

    RECRUITING

    Skive, Denmark

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