Sunscreen product blood residue
Conditions
Interventions
Sunscreen product 1:Apply the appropriate sunscreen product
Sunscreen product 2:Apply the appropriate sunscreen product
Sunscreen product 3:Apply the appropriate sunscreen product
Sunscreen product 4:Apply the appropriate sunscreen product
Sponsors
The University of Hong Kong-Shenzhen Hospital
Eligibility
Sex/Gender
All
Age
18 Years to 60 Years
Inclusion criteria
Inclusion criteria: 1. Voluntary participation in the project. 2. Volunteers aged 18-60 years old with the habit of using sunscreen products; 3. Healthy skin, no skin diseases and other factors affecting the test. 4. No use of other sunscreen products for 1 week; 5. No history of allergy to cosmetics and other topical sunscreen products.
Exclusion criteria
Exclusion criteria: 1. Pregnant or lactating women. 2. Use of antihistamines in the past week or immunosuppressants in the past month; 3. The presence of scar, pigment, atrophy, port wine stain or other skin diseases in the test area of the skin, which may affect the test results. 4. Patients with serious diseases. 5. Systemic and topical use of any drugs that affect skin color during the trial. 6. Those who are allergic to the test product.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Zinc oxide;Titania;Ethylhexyl Methoxycinnamate;Ethylhexyl salicylate; | — |
Countries
China
Contacts
Public ContactLi Hao
The University of Hong Kong-Shenzhen Hospital
Outcome results
None listed