Non specific
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.Those who are not suspected case of dementia 2.Those who are not suspected case of olfactory dysfunction 3.Those who have been obtained written consent
Exclusion criteria
Exclusion criteria: 1.With diseases that interrupt carrying out this study, such as malignant tumors,cardiac insufficiency, hepatic disorder, renal disorder, endocrine disease, diabetes, nutrition disorder, alcoholic, grave pulsus irregularis,and Parkinson disease 2.Taking medicine of central nerve system 3.Those who have been affected with disease of cranial nervous system and psychiatric disorder 4.Being tend to depression 5.Visiting hospital because of decline of cognitive function 6.Taking medicine or supplement in order to improve cognitive function 7.Being Certificated of Needed Long-Term Care or Needed Support 8.Those who have been undergone an operation on nose, taking Tokishakuyakusan, Ninzinneiyoutou, or steroid hormones 9.With eye diseases such as glaucoma, grave decline of eyesight, and blepharoptosis 10.With Meniere disease 11.Being prohibited participating in this study by doctors 12.Have allergies to fragrance or cosmetics 13.Don't like scent of yuzu,hinoki, and lavender 14.Have plans of surgery or trip during intervention 15.Smoker
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The scales of cognitive function and olfaction at 4 weeks after intervention started | — |
Countries
Japan
Contacts
Aroma Environment Association of Japan Academic Research Division