UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000033070
Receipt number R000037708
Scientific Title Effect of daily consumption of blueberry leaf extract on visceral fat area (VFA) for 12 weeks :A randomized, double-blind, placebo-controlled comparison group study.
Date of disclosure of the study information 2018/06/21
Last modified on 2020/09/30 22:34:03

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Basic information

Public title

Effect of daily consumption of blueberry leaf extract on visceral fat area (VFA) for 12 weeks :A randomized, double-blind, placebo-controlled comparison group study.

Acronym

Clinical trial to investigate the effect of blueberry leaf extract on VFA reduction.

Scientific Title

Effect of daily consumption of blueberry leaf extract on visceral fat area (VFA) for 12 weeks :A randomized, double-blind, placebo-controlled comparison group study.

Scientific Title:Acronym

Clinical trial to investigate the effect of blueberry leaf extract on VFA reduction.

Region

Japan


Condition

Condition

Adults whose BMI is >= 23 kg/ m2 ,<30 kg/m2

Classification by specialty

Not applicable Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To investigate the effect of blueberry leaf extract on VFA reduction.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Exploratory

Trial characteristics_2

Pragmatic

Developmental phase

Not applicable


Assessment

Primary outcomes

VFA at baseline, after 4 weeks, 8 weeks, 12 weeks and 16 weeks of intervention with test food or placebo food.

Key secondary outcomes

1.Waist circumference
2.BMI, Body weight
3.The actual values and the change from pre-ingestion of glycolipid metabolism related index at each evaluation point (Adiponectin, Triglyceride, HDL-C, LDL-C, insulin, glucose).
4.The amount of activity (Step count, amount of exercise(EX))
5. The actual values and the change from pre-ingestion of blood index at each evaluation point except 3.
6.Adverse events
(They are assessed at baseline, after 4 weeks, 8 weeks, 12 weeks and 16 weeks of intervention with test food or placebo food except adverse events.)


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Double blind -all involved are blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Food

Interventions/Control_1

The subjects take test food (including blueberry extract) 3 tablets once day for 12 weeks.

Interventions/Control_2

The subjects take placebo food (not including blueberry extract) 3 tablets once day for 12 weeks.

Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


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

64 years-old >=

Gender

Male and Female

Key inclusion criteria

1. Subjects whose BMI is >= 23 kg/ m2 ,<30 kg/m2
2. Subjects who have no abnormality in clinical problems by screening tests.
3. Subjects who agree to participate in this study with a written informed consent after receiving sufficient explanation relating to this study.

Key exclusion criteria

1. Subjects who have serious respiratory, gastrointestinal, hepatic/gallbladder/pancreatic, hematologic, renal, endocrine, cardiovascular and/or mental disease, or who have history of those diseases.
2. Subjects who have a serious injury or surgical history within 12 weeks prior to this study.
3. Pre- or post-menopausal women having obvious changes in physical condition.
4. Subjects who have history of allergic reaction to foods or drugs which needs its treatment or who have possibility of the reaction.
5. Heavy drinkers (drink more than 80 g of alcohol per day), subjects who are dependent on alcohol or drugs, possible alcohol or drug abusers.
6. Subjects who regularly take drugs (anti-dyslipidemia,anti-diabetes etc.), which would affect this study.
7. Subjects who regularly take foods for specified health uses, foods with function claims and/or supplements, etc. which would affect this study.
8. Subjects who donate either 400 ml whole blood within, 200 ml whole blood or blood components within 4 weeks prior to this study.
9. Pregnant or lactating women or women expect to be pregnant during this study.
10. Subjects who have cognitive disorder or who have possibility of the disorder.
11. Subjects who participate and take the study drug in other clinical trials within 4 weeks prior to this study.
12. Subjects who are judged as unsuitable for this study by the principal investigator or subinvestigators.

Target sample size

70


Research contact person

Name of lead principal investigator

1st name Yasuji
Middle name
Last name Arimura

Organization

University of Miyazaki

Division name

Clinical research support center, university of Miyazaki hospital

Zip code

889-1692

Address

Kihara 5200, Kiyotake, Miyazaki 889-1692, Japan

TEL

0985-85-9577

Email

yasuji_arimura@med.miyazaki-u.ac.jp


Public contact

Name of contact person

1st name Yasuji
Middle name
Last name Arimura

Organization

University of Miyazaki

Division name

Clinical research support center, university of Miyazaki hospital

Zip code

889-1692

Address

Kihara 5200, Kiyotake, Miyazaki 889-1692, Japan

TEL

0985-85-9577

Homepage URL


Email

yasuji_arimura@med.miyazaki-u.ac.jp


Sponsor or person

Institute

University of Miyazaki

Institute

Department

Personal name



Funding Source

Organization

Miyazaki Prefecture

Organization

Division

Category of Funding Organization

Local Government

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Research Ethics Committee of University of Miyazaki

Address

Kihara 5200, Kiyotake, Miyazaki 889-1692, Japan

Tel

0985-85-9010

Email

igakubu_kenkyu@med.miyazaki-u.ac.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



Other administrative information

Date of disclosure of the study information

2018 Year 06 Month 21 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

Completed

Date of protocol fixation

2018 Year 06 Month 14 Day

Date of IRB

2018 Year 06 Month 29 Day

Anticipated trial start date

2018 Year 07 Month 27 Day

Last follow-up date

2019 Year 01 Month 22 Day

Date of closure to data entry

2019 Year 09 Month 10 Day

Date trial data considered complete

2019 Year 09 Month 11 Day

Date analysis concluded

2020 Year 09 Month 30 Day


Other

Other related information



Management information

Registered date

2018 Year 06 Month 20 Day

Last modified on

2020 Year 09 Month 30 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000037708


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name