Impact of the Mediterranean Diet during Pregnancy on Allergies in Children

Effects of the Mediterranean Diet During Pregnancy on the Onset of Allergies in the Offspring: a Multi-center Randomised-controlled Trial (the PREMEDI Project)

Not applicable Interventional Federico II University · NCT05119868

This study is testing if pregnant women who follow a Mediterranean Diet can help reduce the chances of their children developing allergies by the time they turn two.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment276 (estimated)
Ages20 Years to 35 Years
SexFemale
SponsorFederico II University Academic / other
Locations2 sites (Naples and 1 other locations)
Trial IDNCT05119868 on ClinicalTrials.gov

What this trial studies

This study investigates how following a Mediterranean Diet during pregnancy may influence the development of allergies in children by the age of two. It focuses on healthy women aged 20-35 who are in their first trimester and at risk of having an atopic baby. The intervention involves a nutritional regimen based on the Mediterranean Diet, which is known for its beneficial effects on the immune system. The goal is to determine if this dietary approach can reduce the incidence of allergic diseases in offspring.

Who should consider this trial

Good fit: Ideal candidates are healthy pregnant women aged 20-35 who are in their first trimester and have a baby at risk for atopy.

Not a fit: Patients with pre-existing health conditions such as infections, malignancies, or autoimmune diseases may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to dietary recommendations that help prevent allergies in children.

How similar studies have performed: While the Mediterranean Diet is well-regarded for its health benefits, this specific approach to allergy prevention during pregnancy is relatively novel and has not been extensively tested.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

\- healthy women (aged 20-35 years), at first trimester of pregnancy, of at risk for atopy baby

Exclusion Criteria:

* concomitant presence of infections;
* concomitant presence of malignancies;
* concomitant presence of major gastrointestinal malformations;
* concomitant presence of immunodeficiencies;
* concomitant presence of autoimmune diseases;
* concomitant presence of chronic inflammatory bowel diseases;
* concomitant presence of functional gastrointestinal disorders;
* concomitant presence of celiac disease;
* history of abdominal surgery with gastrointestinal resection;
* concomitant presence of neuropsychiatric disorders;
* concomitant presence of central nervous system disorders;
* vegan diet;
* twin pregnancy;
* concomitant presence of genetic disorders;
* concomitant presence of metabolic disorders.

Where this trial is running

Naples and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions AllergiesObesityGestational ComplicationsGestational Weight GainPerinatal ConditionBirth WeightChronic Diseases in ChildrenBreast Feeding
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.