Healthy adults
Conditions
Interventions
Measure the noninvasive aging indexes of epidermis to 20'
s age volunteers.
Measure the noninvasive aging indexes of epidermis to 60'
s age volunteers.
Sponsors
Kao Corporation
Eligibility
Sex/Gender
Female
Inclusion criteria
Inclusion criteria: -Healthy female in 20's and 60's age groups.
Exclusion criteria
Exclusion criteria: -Subjects with cutaneous symptoms of atopic dermatitis -Subjects regularly going to hospital for sickness and/or who are taking OTC or prescription medicine -Subjects undergoing hormone therapy -Subjects with smoking habit -Subjects with clinically-significant disorder (eczema, a scratch etc.) at the sites to be studied - Subjects with excess sunburn at the test site - Subjects who are pregnant or had a baby within one year. -Subjects deemed inappropriate to participate in this study by the principle investigator.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| - Relation between the properties of the auto-fluorescence emitted from epidermis with age - Relation between the optical properties (scattering, absorbance) of skin with age - Relation between the morphological characteristic of skin surface with age - Relation between the trace component on skin surface with age. | — |
Countries
Japan
Contacts
Public ContactKeiichi Sugata
Kao Corporation R&D -Core Technology- Biological Science Research
Outcome results
None listed