Healthy adults
Conditions
Interventions
Taking bath once a day as more than 15 min submerged to the shoulder level in bathtub filled with hot water (below 41 degrees centigrade) which dissolved 4 tablets of test substance. Continue taking b
Sponsors
Chiyoda Oralhealth Care Clinic
Eligibility
Sex/Gender
Female
Inclusion criteria
Inclusion criteria: 1) Female aged between 40 and 70 years old at when they were informed consent. 2) Must be able to bathe once a day during the test period. 3) A person who has received a full explanation of the purpose and content of the test and who understands the test and is able to obtain his or her written consent.
Exclusion criteria
Exclusion criteria: 1)Subjects who are treated by medicine continuously. 2)Subjects who regularly take functional food and/or health food which is expected to improve chilliness, blood-flow or body temperature, skin quality, stress, sleep and immunity. 3)Subjects who have previous and/or current medical history of serious disease in heart, liver, kidney, digestive organ, skin and central nervous system. 4)Subjects who have disease making unconsciousness at seizure, like arrhythmia, anemia, sleep apnea syndrome, epilepsy or diabetes.And subjects who are previous diagnosed as the same disease. 5)Pregnant or possibly pregnant women, or lactating women. 6)Subjects who have extremely irregular food habits. Subjects who have irregular life cycle because midnight-work or shift-work. 7)Subjects who are participating in the other clinical tests. Subjects who participated within 4 weeks prior to the current study and/or who plan to participate in the other clinical tests. 8)Subjects who have had skin symptoms such as itching and eczema, using bath additives in the past. 9)Subjects who have been judged as unsuitable for the study by the principal investigator or sub-investigator.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Confirmation of salivary quantity by Saxon test, Pittsburgh Sleep Quality Index, Secretory IgA. | — |
Secondary
| Measure | Time frame |
|---|---|
| Body temperature when wake up, Body temperature 1hr after bath, Body temperature before going to bed, With or without subjective symptom of chill, Blood flow, Skin moisture level, QOL Common Questionnaire. | — |
Countries
Japan
Contacts
Public ContactMie Kaneko
Chiyoda Oralhealth Care Clinic None.
Outcome results
None listed