UMIN-CTR Clinical Trial
| Unique ID issued by UMIN | UMIN000056653 |
|---|---|
| Receipt number | R000064746 |
| Scientific Title | Analysis of preference for green tea beverages |
| Date of disclosure of the study information | 2025/01/08 |
| Last modified on | 2026/01/08 13:37:46 |
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Basic information
Public title
Analysis of preference for green tea beverages
Acronym
Analysis of preference for green tea beverages
Scientific Title
Analysis of preference for green tea beverages
Scientific Title:Acronym
Analysis of preference for green tea beverages
Region
| Japan |
Condition
Condition
No
Classification by specialty
| Not applicable | Adult |
Classification by malignancy
Others
Genomic information
NO
Objectives
Narrative objectives1
This study examines the relationship between the characteristics of commercial green tea beverages and the subjects' sensory evaluation results.
Basic objectives2
Others
Basic objectives -Others
This study aimed at analyzing preference for green tea beverages.
Trial characteristics_1
Trial characteristics_2
Developmental phase
Assessment
Primary outcomes
RMSE(Root Mean Squared Error)
Key secondary outcomes
Base
Study type
Interventional
Study design
Basic design
Cross-over
Randomization
Randomized
Randomization unit
Individual
Blinding
Single blind -participants are blinded
Control
No treatment
Stratification
Dynamic allocation
Institution consideration
Blocking
Concealment
Intervention
No. of arms
5
Purpose of intervention
Educational,Counseling,Training
Type of intervention
| Food |
Interventions/Control_1
Take 5 types (A,B,C,D,E) of test foods on the day of the test. Initially, test food A is ingested.
(Sensory evaluation of each test food and completion of a questionnaire prior to consumption of the test food.)
Wash out (6 days later)
Take 7 types of test foods on the day of the test.
(Sensory evaluation of each test food and completion of a questionnaire after consumption of all test foods.)
Interventions/Control_2
Take 5 types (A,B,C,D,E) of test foods on the day of the test. Initially, test food B is ingested.
(Sensory evaluation of each test food and completion of a questionnaire prior to consumption of the test food.)
Wash out (6 days later)
Take 7 types of test foods on the day of the test.
(Sensory evaluation of each test food and completion of a questionnaire after consumption of all test foods.)
Interventions/Control_3
Take 5 types (A,B,C,D,E) of test foods on the day of the test. Initially, test food C is ingested.
(Sensory evaluation of each test food and completion of a questionnaire prior to consumption of the test food.)
Wash out (6 days later)
Take 7 types of test foods on the day of the test.
(Sensory evaluation of each test food and completion of a questionnaire after consumption of all test foods.)
Interventions/Control_4
Take 5 types (A,B,C,D,E) of test foods on the day of the test. Initially, test food D is ingested.
(Sensory evaluation of each test food and completion of a questionnaire prior to consumption of the test food.)
Wash out (6 days later)
Take 7 types of test foods on the day of the test.
(Sensory evaluation of each test food and completion of a questionnaire after consumption of all test foods.)
Interventions/Control_5
Take 5 types (A,B,C,D,E) of test foods on the day of the test. Initially, test food E is ingested.
(Sensory evaluation of each test food and completion of a questionnaire prior to consumption of the test food.)
Wash out (6 days later)
Take 7 types of test foods on the day of the test.
(Sensory evaluation of each test food and completion of a questionnaire after consumption of all test foods.)
Interventions/Control_6
Interventions/Control_7
Interventions/Control_8
Interventions/Control_9
Interventions/Control_10
Eligibility
Age-lower limit
| 20 | years-old | <= |
Age-upper limit
| 49 | years-old | >= |
Gender
Male and Female
Key inclusion criteria
1. Healthy Japanese men and women aged 20 to 49 at the time of obtaining consent
2. Consumers of commercially available green tea beverages (those who purchase and consume commercially available green tea beverages at least once a week)
3. Individuals who can consume a total of 70 ml * 7 samples of commercially available green tea beverages within 70 minutes and do not dislike commercially available green tea beverages
4. Individuals who have received an explanation of the study in advance, can understand its content, agree with its purpose, and can provide written consent themselves
Key exclusion criteria
1. Individuals with abnormalities in taste or smell
2. Individuals who have experienced health issues from commercially available green tea beverages
3. Individuals who may experience health problems due to ingredients contained in green tea.
4. Individuals with chronic diseases requiring medication during the pre-trial and main trial periods, or with a history of severe diseases requiring medication (such as diabetes, liver disease [hepatitis], kidney disease, heart disease, thyroid disease, adrenal disease, or other metabolic disorders)
5. Individuals with a history of gastrointestinal diseases affecting digestion and absorption, or with a history of gastrointestinal surgery
6. Individuals regularly taking medications that may affect mental state
7. Individuals with a history or current condition of drug or alcohol dependence
8. Individuals with a history of mental illness or epilepsy
9. Individuals with allergies to medications or foods
Target sample size
320
Research contact person
Name of lead principal investigator
| 1st name | Ryo |
| Middle name | |
| Last name | Eguchi |
Organization
Kirin Holdings Company, Limited
Division name
Research & Development division, Institute for Future Beverages
Zip code
230-8628
Address
1-17-1, Namamugi, Tsurumi, Yokohama, Kanagawa, Japan
TEL
080-1299-2963
Ryo_Eguchi@kirin.co.jp
Public contact
Name of contact person
| 1st name | Yuto |
| Middle name | |
| Last name | Fujiwara |
Organization
Kirin Holdings Company, Limited
Division name
Research & Development division, Institute for Future Beverages
Zip code
230-8628
Address
1-17-1, Namamugi, Tsurumi, Yokohama, Kanagawa, Japan
TEL
070-4004-0445
Homepage URL
Yuto_Fujiwara@kirin.co.jp
Sponsor or person
Institute
Kirin Holdings Company, Limited
Institute
Department
Personal name
Funding Source
Organization
Kirin Holdings Company, Limited
Organization
Division
Category of Funding Organization
Profit organization
Nationality of Funding Organization
Other related organizations
Co-sponsor
Name of secondary funder(s)
IRB Contact (For public release)
Organization
Research Ethical Review Committee of Kirin Holdings Company, Ltd.
Address
Nakano Central Park South, 4-10-2, Nakano, Nakano-ku, Tokyo, Japan
Tel
03-6837-4128
02976_Ni@kirin.co.jp
Secondary IDs
Secondary IDs
NO
Study ID_1
Org. issuing International ID_1
Study ID_2
Org. issuing International ID_2
IND to MHLW
Institutions
Institutions
日本インフォメーション株式会社（東京都）
Other administrative information
Date of disclosure of the study information
| 2025 | Year | 01 | Month | 08 | Day |
Related information
URL releasing protocol
Publication of results
Unpublished
Result
URL related to results and publications
Number of participants that the trial has enrolled
Results
Results date posted
Results Delayed
Results Delay Reason
Date of the first journal publication of results
Baseline Characteristics
Participant flow
Adverse events
Outcome measures
Plan to share IPD
IPD sharing Plan description
Progress
Recruitment status
No longer recruiting
Date of protocol fixation
| 2024 | Year | 12 | Month | 12 | Day |
Date of IRB
| 2024 | Year | 12 | Month | 12 | Day |
Anticipated trial start date
| 2025 | Year | 01 | Month | 08 | Day |
Last follow-up date
| 2025 | Year | 02 | Month | 09 | Day |
Date of closure to data entry
Date trial data considered complete
Date analysis concluded
Other
Other related information
Management information
Registered date
| 2025 | Year | 01 | Month | 07 | Day |
Last modified on
| 2026 | Year | 01 | Month | 08 | Day |
Link to view the page
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000064746
