Unique ID issued by UMIN | UMIN000049031 |
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Receipt number | R000053444 |
Scientific Title | A clinical study on effect of EGC of cold-brew tea on immune function -a randomized, placebo controlled, double blind, parallel-group comparison clinical test- |
Date of disclosure of the study information | 2022/09/28 |
Last modified on | 2023/03/30 09:23:20 |
A clinical study on effect of EGC of cold-brew tea on immune function
-a randomized, placebo controlled, double blind, parallel-group comparison clinical test-
A clinical study on effect of EGC of cold-brew tea on immune function
-a randomized, placebo controlled, double blind, parallel-group comparison clinical test-
A clinical study on effect of EGC of cold-brew tea on immune function
-a randomized, placebo controlled, double blind, parallel-group comparison clinical test-
A clinical study on effect of EGC of cold-brew tea on immune function
-a randomized, placebo controlled, double blind, parallel-group comparison clinical test-
Japan |
Healthy adults
Adult |
Others
NO
This study aims to investigate the effect on immune function and safety of continuous intake of test food for 4 weeks in the healthy Japanese males and females aged between 50 and less than 75.
Safety,Efficacy
Questionnaire for physical condition and stress
Blood immune index
Immune cell profiling
Immune index of saliva
Oral flora
Intestinal flora
Body temperature
Interventional
Parallel
Randomized
Individual
Double blind -all involved are blinded
Placebo
2
Prevention
Food |
The test food tea bag is brewed with water in a 400 mL bottle and drink it as a daily dose for 4 weeks.
The placebo food tea bag is brewed with water in a 400 mL bottle and drink it as a daily dose for 4 weeks.
50 | years-old | <= |
75 | years-old | > |
Male and Female
1. Aged between 50 and less than 75 years old.
2. Japanese males and females
3. Those who can input their own data into the electronic diary.
4. Those who received sufficient explanation for the objective and summary of the trial, and voluntarily volunteered to the trial with the agreement of informed consent.
1. Those who are receiving any types of medicines and/or Chinese medical treatment except a dose of medicine taken only once.
2. Those who have medical treatments such a diet therapy and/or an exercise therapy.
3. Those who had been experiencing a severe disease.
4. Those who currently have or have history of allergic dermatitis, allergic rhinitis, bronchial asthma, and chronic bronchitis.
5. Those who have currently been taking commercially available drugs, quasi-drug products, and foods or supplements with functional claims. However, those who can discontinue taking these foods during the trial period after obtaining informed consent will be allowed to join the trial.
6. Those who have currently been taking yogurts, Lactobacillus or Bifidobacterium containing foods or beverage.
In the case of beverage type or solid type, it is applicable if it is 50g/day or more. In the case of tablet or capsule type, it is applicable if it is ingested more than once specified by the sales company.
7. Those who have currently been taking cold-brew tea.
8. Those who have a drug/food allergy.
9. Those who drink more than 60 g alcohol/day.
10. Those who have excessive smoking habits (21 or more cigarettes / day).
11. Those who work on night shift jobs and the shiftwork.
12. Those who have plans of major change on their lifestyle (e.g. diet, sleep and exercise) during the study period.
13. Those who are planning to travel abroad during the study period.
14. Those who have joined other clinical trials in the past 1 month before receiving informed consent in this study, or are currently joining other clinical trials, or are planning to join other clinical trials.
15. Those who are unsuitable for this trial that judged by the principal investigator.
40
1st name | Yuji |
Middle name | |
Last name | Naito |
Graduate School of Medical Science, Kyoto Prefectural University of Medicine
Department of Human Immunology and Nutrition Science
602-0857
Nakamitama-cho, Seiwainguchi teramachi higashi iru, Kyoto-shi, Kyoto
075-251-5124
clinical-trial@imeqrd.co.jp
1st name | Hirokuni |
Middle name | |
Last name | Kayama |
IMEQRD Co., Ltd
Sales department
104-0061
6-2-1 Ginza Chuo-ku Tokyo
03-6704-5968
sales-contact@imeqrd.co.jp
Graduate School of Medical Science, Kyoto Prefectural University of Medicine
Department of Human Immunology and Nutrition Science
Agriculture, Forestry and Fisheries Research Promotion Project Consignment Project Research
Japanese Governmental office
National Agriculture and Food Research Organization
Institute of Fruit Tree and Tea Science
Kyoto Prefectural University of Medicine, Clinical Research Review Board
465 Kajii-cho, Kawaramachi-Hirokoji, Kamigyo-ku, Kyoto, JAPAN
075-251-5337
rinri@koto.kpu-m.ac.jp
NO
2022 | Year | 09 | Month | 28 | Day |
Unpublished
Completed
2022 | Year | 03 | Month | 31 | Day |
2022 | Year | 08 | Month | 30 | Day |
2022 | Year | 09 | Month | 29 | Day |
2022 | Year | 12 | Month | 16 | Day |
2022 | Year | 09 | Month | 27 | Day |
2023 | Year | 03 | Month | 30 | Day |
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000053444
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