Preventing childhood food allergy by strengthening babies' skin barrier

SEAL (Stopping Atopic dermatitis and ALlergy) Study: Prevent allergy by enhancing the skin barrier

NIH-funded research Harvard University D/b/a Harvard School of Public Health · NIH-11093911

This trial tests whether using a trilipid moisturizer daily plus early mild topical steroid treatment for infants with early dry skin or eczema can lower their chance of developing food allergies.

Quick facts

Grant typeU01 cooperative agreement
Study typeNIH-funded research
Funding institutionHarvard University D/b/a Harvard School of Public Health NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11093911 on NIH RePORTER

What this research studies

If your baby shows dry skin or early eczema in the first weeks of life, they could be enrolled and randomly assigned to proactive treatment or standard reactive care. The proactive group will use a trilipid emollient daily and begin planned low‑dose topical steroids to prevent flare‑ups, while the control group receives usual reactive treatment. Around 750 infants will be followed to see whether reducing eczema severity and duration lowers the rate of developing food allergies. Researchers will track clinical food allergy diagnoses, skin exams, and allergy testing over the follow‑up period.

Who could benefit from this research

Good fit: Infants who develop dry skin or the first signs of eczema within their first 10 weeks of life and who do not already have a diagnosed food allergy are the intended participants.

Not a fit: Babies who already have confirmed food allergies or who develop eczema well after the early infancy window are unlikely to benefit from this prevention strategy.

Why it matters

Potential benefit: If successful, this approach could reduce how many infants develop food allergies by preventing allergen sensitization through the skin.

How similar studies have performed: Prior trials like LEAP and EAT showed early oral exposure can prevent peanut allergy and linked early eczema to allergy risk, but skin‑barrier prevention trials have had mixed results, so combining trilipid emollients with proactive steroids is a relatively new approach.

Where this research is happening

Boston, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-10 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.