Examining how light reflects off human skin during whole-body photobiomodulation therapy
Official title: Light Reflection on Human Skin in Whole-Body Photobiomodulation Therapy: Clinical Trial
Run by Universidade Federal de Sao Carlos · NCT06866522 · Data updated 2026-11-12
This study is testing how different skin types reflect light during a whole-body therapy using red and infrared light to see if it can be improved for everyone.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years to 30 Years |
| Sex | All |
| Enrollment | 72 (estimated) |
| Sponsor | Universidade Federal de Sao Carlos Academic / other |
| Locations | 1 site (São Carlos, São Paulo) |
| Status | Recruiting |
| Started | November 27, 2023 |
| Main results expected | March 20, 2025 |
| Study ends | July 20, 2025 |
| Registry record updated | March 12, 2025 |
| Trial ID | NCT06866522 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are healthy males and females aged 18 to 30 with a BMI between 18.5 and 29.9.
✕Probably not a fit
Patients with tattoos in the assessment areas, a history of skin cancer, or cognitive difficulties may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study investigates the effects of photobiomodulation therapy (PBMT) on human skin by measuring the reflection of light from different skin phototypes. Participants aged 18 to 30 will be divided into three groups based on their skin type and will undergo whole-body PBMT using red and infrared light. The study aims to quantify the amount of light reflected from the skin during this therapy, which has not been previously established. The findings could provide insights into optimizing PBMT for various skin types.
Why it matters
Potential benefit: If successful, this study could enhance the effectiveness of photobiomodulation therapy by tailoring it to individual skin types.
How similar studies have gone: While photobiomodulation therapy has been studied, this specific approach focusing on light reflection and skin phototype is novel and has not been extensively tested.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * male and female * age between 18 and 30 years * body mass index (BMI) between 18.5 and 29.9 kg/m2. Exclusion Criteria: * tattoo in the light reflection assessment areas * history of skin cancer * skin lesions such as open wounds in the mid-thigh, abdomen, biceps brachii, back and calf * patients with cognitive difficulty reporting thermal sensation
Where it's running
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Federal University of São Carlos (UFSCar)
São Carlos, São Paulo, Brazil Recruiting
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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.