Effects of aromatherapy using essential oil of Himekuromoji on emotions, stress changes and cognitive function in the elderly requiring long-term care

Effects of aromatherapy using essential oil of Himekuromoji on emotions, stress changes and cognitive function in the elderly requiring long-term care - Effect of Himekuromoji aroma on cognitive function, etc.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000041961

Enrollment

Registered

2020-10-10

Start date

2020-10-10

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

no special instruction

Interventions

Intervention 4 times in 2 weeks. For the first two weeks, placebo oil will be used to measure salivary cortisol, emotional changes, blood pressure, and pulse before and after about 30 minutes of recre

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.Those who can participate in recreational activities in the facility without taking sleeping pills or tranquilizers 2.Those who have passed the patch test of Himekuromoji aroma oil 3.Those who have obtained written consent

Exclusion criteria

Exclusion criteria: 1.Those who are taking sleeping pills or tranquilizers 2.Those who have allergic symptoms (those who failed the patch test of chromodiaroma oil) 3.Those who are not allowed to participate at the discretion of the facility

Design outcomes

Primary

Measure	Time frame
Reduction rate of stress due to changes in salivary cortisol concentration	—

Secondary

Measure	Time frame
Emotional quantification, vitals (pulse, blood pressure), cognitive function	—

Countries

Japan

Contacts

Public ContactKUGE MATSUYO

Day service Sumire Long-term care

sumire192_2@aql.bbiq.jp0795-73-1365

Outcome results

None listed

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