The effect of bright light treatment via ear canals for depressive mood

The effect of bright light treatment via ear canals for depressive mood - Valkee

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000012611

Enrollment

Registered

2014-04-01

Start date

2013-02-13

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

depressive mood

Interventions

Using a device that produces LED light towards the brain via ear canals. Participants use the device 10 min. per day for four weeks. observation

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) Those whose age at the time of informed consent is 20 and over. (2) Those who can understand the purpose and the contents of this study, and can agree with participation by letter.

Exclusion criteria

Exclusion criteria: (1) Under medical treatment at psychosomatic medicine. (2) Pregnancy or plans to be. (3) In addition, those who were judged inadequate by investigator.

Design outcomes

Primary

Measure	Time frame
SDS score	—

Countries

Japan

Contacts

Public ContactTetsu Kinoshita

Community SHIN Science Co., Ltd. Social Epidemiology Institute

tetsu.prospective@gmail.com089-904-7811

Outcome results

None listed

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