Skip to content

Examination of the relationships between biological factors and skin characteristics.

Examination of the relationships between biological factors and skin characteristics. - Examination of the relationships between biological factors and skin characteristics.

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000033883
Enrollment
160
Registered
2018-08-28
Start date
2018-08-28
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy adults

Interventions

None listed

Sponsors

Kao Corporation
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1.Healthy female aged from 20 to 59 years old. 2.Person who can agree to participate in the study voluntarily in writing. 3.Person who can agree to be taken several pictures including their face. 4.Person who has no trouble in the skin of test sites (face, hands and upper arms).

Exclusion criteria

Exclusion criteria: 1.Person who regularly goes to hospital. 2.Person who has allergy symptoms (i.e. pollen allergy, rhinitis and/or atopic dermatitis) and regularly takes medicine or goes to hospital 3.Person who has allergy to adhesive tape, medical tape and/or rubber. 4.Person who is sensitive to the sun light. 5.Patient with vascular function disorder, or person who has excessive sensitivity to cold. 6.Person who has embedded devices (i.e. Heart pacemaker) in their body. 7.Person with the anamnesis of an alcohol or drug dependence. 8.Person who regularly use medical drug. 9.Person who is pregnant/lactating or who desires to become pregnant. 10.Person who experienced medical cosmetic treatment. 11.Person who participates in the other clinical studies within 4 weeks in the past. 12.Person who is judged as unsuitable for the study by the investigator for other reasons.

Design outcomes

Primary

MeasureTime frame
The relationships between biological factors and skin characteristics.

Secondary

MeasureTime frame
The seasonal change of the relationships between biological factors and skin characteristics.

Countries

Japan

Contacts

Public ContactHiroko Abe

Kao Corporation R&D Skin Care Products Research

suzuki.hirokoab@kao.com+81-3-5630-9829

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026