Retention of vernix caseosa after birth to help prevent eczema in newborns
Official title: Post-partum Retention of Vernix Caseosa for Primary Prevention of Atopic Dermatitis, Guarding Skin Integrity and Fostering a Healthy Microbiome.
Run by Pontificia Universidad Catolica de Chile · NCT07333378 · Data updated 2026-11-12
This study tests whether keeping the vernix on a newborn’s skin after birth can help prevent atopic dermatitis in infancy for healthy, full-term babies.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 0 Days and up |
| Sex | All |
| Enrollment | 1383 (estimated) |
| Sponsor | Pontificia Universidad Catolica de Chile Academic / other |
| Locations | 2 sites (Las Condes, RM and 1 other locations) |
| Status | Recruiting |
| Started | September 29, 2026 |
| Main results expected | December 31, 2027 |
| Study ends | March 31, 2028 |
| Registry record updated | September 30, 2026 |
| Trial ID | NCT07333378 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Pregnant women aged 18 or older delivering a healthy singleton baby at one of the study sites and able to consent, with follow-up willingness.
✕Probably not a fit
Premature or low birthweight babies, multiple gestations, or cases with maternal infections or neonatal illnesses may not benefit and are excluded.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This interventional study explores a primary prevention approach for atopic dermatitis by modifying newborn skin care at birth. Two strategies are compared: retaining vernix caseosa on the skin versus removing it after birth. The trial enrolls healthy, singleton newborns delivered at participating Chilean hospitals and follows standard postoperative and neonatal care schedules to monitor skin barrier function and early signs of eczema. The rationale is that vernix contains protective lipids and antimicrobial components that might support skin barrier integrity during a critical window of immune development. Results will inform whether vernix retention could be a feasible, low-cost strategy to reduce the burden of atopic dermatitis in early childhood.
Why it matters
Potential benefit: If successful, the approach could reduce the incidence or severity of eczema in newborns by supporting the skin barrier from birth.
How similar studies have gone: Prior research supports vernix' protective properties for the neonatal skin, but primary prevention of atopic dermatitis with this approach is relatively novel and not yet proven in trials.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * pregnant mother aged 18 and older, who is able to provide informed consent for participation * delivery of a healthy, singleton newborn (vaginal or cesarean) at one of the study sites. * parents are able and willing to comply with the study schedule and procedures Exclusion Criteria: * birthweight \<2000 g * prematurity younger than 34 weeks of gestation * multiple gestation / multiple births * maternal HIV-positivity * clinical and/or laboratory diagnosis of chorioamnionitis. * need for neonatal hospitalization or presence of an acute illness (e.g., neonatal respiratory distress syndrome) within the first 24 hours of life. * severe and generalized congenital skin disorder (e.g., congenital ichthyosis).
Where it's running
-
Hospital Clínico Universidad Católica
Santiago, Rm, Chile Recruiting -
Clínica San Carlos de Apoquindo
Las Condes, Rm, Chile Not yet recruiting
Study contacts
- Study coordinator: Arturo Borzutzky, M.D
- Email: aborzutz@uc.cl
- Phone: +56223543753
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.