A study of aroma control based on perceptions of aroma from falling asleep until waking

A study of aroma control based on perceptions of aroma from falling asleep until waking - A study of aroma control based on perceptions of aroma from falling asleep until waking

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000056291

Enrollment

Registered

2024-11-28

Start date

2024-11-29

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

Comparator aroma control Study aroma control Study food intake

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)Aged between 35 and 65 years 2)Persons with any kind of sleep-related problem (difficulty falling asleep, nocturnal awakening, early morning waking, etc.) 3)Persons who do not find the aroma of the test product unpleasant 4)Persons who have more than six hours of sleep (bedtime) per day

Exclusion criteria

Exclusion criteria: 1)Currently taking (regularly using) medications for any of the following or has a chronic illness or disease under treatment. 1-a)An olfactory disorder 1-b)Cognitive dysfunction 1-c)Respiratory, neurological, or psychiatric disease 1-d)Chemical sensitivity 1-e)A sleep disorder 1-f)Heart disease 1-g)Pacemaker use 2)Persons with no food allergy to starch degradation products (origin: corn), L-serine, flavorings, citric acid, sweetener (sucralose) 3)Engaged in shiftwork or keeps irregular hours (reversed sleep/wake cycle, etc.) 4)Participates in a competitive endurance sport such as distance running, swimming, or triathlon at an elite level (places high in competitions)

Design outcomes

Primary

Measure	Time frame
Sleep restfulness (the feeling rested after sleep)	—

Countries

Japan

Contacts

Public ContactChiaki Yasumoto

Daikin Industries, Ltd. Technology and Innovation Center

chiaki.yasumoto@daikin.co.jp06-6195-7051

Outcome results

None listed

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