Pre-SunBeam TEWL AUC

Exclusion Criteria

• •1. Inability or unwillingness of a parent guardian to give written informed consent, or participant to give assent, if applicable, or to comply with study protocol
• •2. Who have any skin disease other than AD that might compromise the stratum corneum barrier in infants and young children (e.g., ichthyosis, psoriasis, extensive seborrheic dermatitis, scabies)
• •3. Past or current medical problems or findings from physical examination or laboratory testing that are not listed above, which in the opinion of the investigator, may pose additional risks from participation in the study, may interfere with the participant's ability to comply with study requirements or that may impact the quality or interpretation of the data obtained from the study.
• •4. Use of any topical product (e.g., emollient, topical corticosteroids, topical immunomodulatory agents, topical antibiotics) on extremity for testing within 2 hours of the Enrollment Visit.