Unique ID issued by UMIN | UMIN000045061 |
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Receipt number | R000051368 |
Scientific Title | A randomized, double blind, placebo-controlled, parallel study to investigate the inhibitory effect of purple sweet potato beverage on postprandial blood glucose elevation in healthy adults who have high postprandial blood glucose level. |
Date of disclosure of the study information | 2021/08/11 |
Last modified on | 2023/03/31 14:11:38 |
A randomized, double blind, placebo-controlled, parallel study to investigate the inhibitory effect of purple sweet potato beverage on postprandial blood glucose elevation in healthy adults who have high postprandial blood glucose level.
Clinical trial to investigate the inhibitory effect of purple sweet potato beverage on postprandial blood glucose elevation in healthy adults who have high postprandial blood glucose level.
A randomized, double blind, placebo-controlled, parallel study to investigate the inhibitory effect of purple sweet potato beverage on postprandial blood glucose elevation in healthy adults who have high postprandial blood glucose level.
Clinical trial to investigate the inhibitory effect of purple sweet potato beverage on postprandial blood glucose elevation in healthy adults who have high postprandial blood glucose level.
Japan |
Healthy adult
Not applicable | Adult |
Others
NO
To investigate the inhibitory effect of purple sweet potato beverage on postprandial blood glucose elevation in healthy adults who have high postprandial blood glucose level.
Efficacy
Not applicable
The blood glucose level at 30 minutes after meal lord.
1. The actual values (excluding 30min after a meal) and the changes of blood glucose level at 30min, 60min, 90min and 120 minutes after food ingestion.
2. The actual values and the changes of blood insulin level at 30min, 60min, 90min and 120 minutes after meal lord.
3.The incremental area under the curve of the postprandial blood glucose and insulin. The maximum levels of the postprandial blood glucose and insulin.
4. The actual values and the changes of GLP-1 and GIP levels in blood at 30min, 60min, 90min and 120 minutes after meal lord.
5. The incremental area under the curve of the postprandial GLP-1 and GIP levels in blood. The maximum levels of the postprandial GLP-1 and GIP in blood.
6. Adverse events.
Interventional
Parallel
Randomized
Individual
Double blind -all involved are blinded
Placebo
2
Treatment
Food |
The subjects take 125 ml of purple sweet potato beverage before meal load.
The subjects take 125 ml of placebo beverage before meal load.
20 | years-old | <= |
60 | years-old | >= |
Male and Female
1. Subjects who are judged as healthy by self-reported health questionnaire.
2. Subjects who don't have abnormal blood glucose level at the time of screening test (fasting blood glucose level of 126mg/dL or higher, blood glucose level of 200mg/dL or higher at 120 minutes after meal load, or HbA1c(NGSP) of 6.5% or higher).
3. Subjects whose blood glucose level of 30 minutes after meal load at the time of screening test is 140mg/dL or higher and lower than 200mg/dL.
4. Subjects who have no clinical abnormality by screening tests.
5. Subjects who agree to participate in this study with a written informed consent after receiving sufficient explanation relating to this study.
1. Subjects who have a history of laparotomy or ileus.
2. Subjects who have chronic bowel disease with digestive and absorption disorders.
3. Subjects who have respiratory, gastrointestinal, hepatic/gallbladder/pancreatic, hematologic, renal, endocrine, cardiovascular and/or mental disease, or who have history of those diseases.
4. Subjects who had a serious injury or surgical history within 12 weeks prior to this study.
5. Pre- or post-menopausal women having obvious changes in physical condition.
6. Subjects who have history of allergic reaction to foods (especially potatoes, sesame, etc.) or drugs which needs its treatment or who have possibility of the reaction.
7. Heavy smokers (more than 21 cigarettes per day), alcohol addicts (more than 80g per day alcohol), subjects who are alcohol or drug dependence, subjects who are suspected of alcohol or drug dependence.
8. Subjects who regularly take drugs, foods for specified health uses, foods with function claims and/or supplements, etc. which would affect this study.
9. Subjects donate either 400ml or 200ml whole blood or blood component within four weeks prior to this study.
10. Subjects who are pregnant or lactating, or subjects who expect to be pregnant during this study.
11. Subjects who have cognitive disorder or who have possibility of the disorder.
12. Subjects who participated and took the study drug in other clinical trials within four weeks prior to this study.
13. Subjects who are judges as unsuitable for this study by the principal investigator or subinvestigators.
30
1st name | Yasuji |
Middle name | |
Last name | Arimura |
University of Miyazaki
Department of Food & Health Research, Clinical research support center, University of Miyazaki hospital
889-1692
Kihara5200,Kiyotake,Miyazaki889-1692,Japan
0985-85-9577
yasuji_arimura@med.miyazaki-u.ac.jp
1st name | Yasuji |
Middle name | |
Last name | Arimura |
University of Miyazaki
Dept. of Food & Health Research, Clinical research support center, University of Miyazaki hospital
889-1692
Kihara5200,Kiyotake,Miyazaki889-1692,Japan
0985-85-9577
yasuji_arimura@med.miyazaki-u.ac.jp
University of Miyazaki
Miyazaki Prefecture
Local Government
Research Ethics Committee of University of Miyazaki
Kihara 5200, Kiyotake, Miyazaki 889-1692, Japan
0985-85-9010
igakubu_kenkyu@med.miyazaki-u.ac.jp
NO
宮崎大学医学部附属病院(宮崎県)University of Miyazaki hospital:Miyazaki prefecture
2021 | Year | 08 | Month | 11 | Day |
Unpublished
Completed
2021 | Year | 07 | Month | 06 | Day |
2021 | Year | 08 | Month | 03 | Day |
2021 | Year | 08 | Month | 10 | Day |
2022 | Year | 06 | Month | 02 | Day |
2022 | Year | 08 | Month | 10 | Day |
2022 | Year | 08 | Month | 31 | Day |
2023 | Year | 01 | Month | 16 | Day |
2021 | Year | 08 | Month | 04 | Day |
2023 | Year | 03 | Month | 31 | Day |
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000051368
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