Healthy adults
Conditions
Interventions
Test lotion on one side of scalp skin and placebo lotion on another side (2mL per each time) are applied two times per a day for six months. Up to 3 months later, the evaluation test continues.
Sponsors
Kao Corporation
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: -Healthy male and female with standard hair length at temporal regions of head (6cm or more). -Subject who does not use of products such as a hair restorer, a scalp lotion, and chemical treatment of hair during study duration -Subject who can record chemical treatments and cuts of hair.
Exclusion criteria
Exclusion criteria: -Subjects under going to hospital regularly or medication -Subjects with atopic dermatitis, eczema and pollen allergy or with certain abnormalities in a scalp -Subjects with advanced hair loss. -Subject who experienced a certain skin abnormalities or sensitive to a stimulus of the epilation in the past scalp lotion test. -Subject who is applied or planning non-symmetric hair chemical treatments.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Promotion of S100A3 citrullination, and maintainance of S100A3 contents, cuticle occupancy and hair elasticity of the test lotion group compared to the control group, before and after 3, 6 and 9 months from the topical application. | — |
Countries
Japan
Contacts
Public ContactKenji Kizawa
Kao Corporation R&D -Core Technology- Biological Science Research
Outcome results
None listed