Safety test by patch test of SMH hair foundation (RUAN)

Safety test by patch test of SMH hair foundation (RUAN) - Safety test of SMH hair foundation

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000034326

Enrollment

Registered

2018-10-03

Start date

2018-10-05

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

gray hair

Interventions

Vaseline

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)30 to 60-year-old man 2)People application site (upper arm) is a healthy skin 3)People who consent is obtained in writing with respect to participation in the study

Exclusion criteria

Exclusion criteria: 1)People allergic to the product of components and medical tape, to the magic 2)People with eczema on the upper arm (patch test application site) 3)People who take oral steroids and anti-allergic agents 4)Others, who has been determined to be inappropriate as a target by the judgment of the practitioner

Design outcomes

Primary

Measure	Time frame
Safety test of SMH hair foundation Confirm skin reaction (contact dermatitis)	—

Countries

Japan

Contacts

Public ContactAkira Shimizu

Gunma university hospital Department of dermatology

shimizuakira@gunma-u.ac.jp0272208284

Outcome results

None listed

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