Status:
RECRUITING
Carotenoids in the Skin and Immune Aging
Lead Sponsor:
Stanford University
Conditions:
No Condition
Skin Carotenoids and Immune-aging
Eligibility:
All Genders
18+ years
Brief Summary
This study aims to examine the connection between the level of carotenoids in the skin and a number of immune related health parameters.
Eligibility Criteria
Inclusion
- Willing and able to provide written informed consent
- Age 18-30 years OR 65 years and older
- Healthy individuals without uncontrolled medical conditions (over the counter inhaled and topical steroids allowed)
- Fiitzpatrick I-VI (all skin types)
Exclusion
- Pregnant or breastfeeding
- uncontrolled medical conditions
- Skin conditions on the upper extremity that would interfere with skin measurements of carotenoid levels such as active atopic dermatitis or psoriasis
- Concurrent use of medications that affect the immune system, within 4 weeks of enrollment (eg. prednisone, biologics, methotrexate, rapamycin, prescription topical steroids, prescription inhaled steroids, others)
- Unable to follow study protocol
Key Trial Info
Start Date :
October 9 2025
Trial Type :
OBSERVATIONAL
Allocation :
ESTIMATED
End Date :
April 1 2026
Estimated Enrollment :
40 Patients enrolled
Trial Details
Trial ID
NCT07221643
Start Date
October 9 2025
End Date
April 1 2026
Last Update
December 15 2025
Active Locations (1)
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1
Stanford Health - General Dermatology Clinic
Redwood City, California, United States, 94063