UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000059139
Receipt number R000067647
Scientific Title Lifestyle Intervention Study for Healthy Blood Pressure Through Gut Environment Modulation
Date of disclosure of the study information 2025/09/19
Last modified on 2025/09/19 14:22:49

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Basic information

Public title

Lifestyle Intervention Study for Healthy Blood Pressure Through Gut Environment Modulation

Acronym

Lifestyle Intervention Study for Healthy Blood Pressure Through Gut Environment Modulation

Scientific Title

Lifestyle Intervention Study for Healthy Blood Pressure Through Gut Environment Modulation

Scientific Title:Acronym

Lifestyle Intervention Study for Healthy Blood Pressure Through Gut Environment Modulation

Region

Japan


Condition

Condition

Healthy male

Classification by specialty

Not applicable Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To evaluate the efficacy of dietary ingredient intake in improving hypertension through modulation of the gut environment

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Blood pressure (Systolic/diastolic blood pressure)

Key secondary outcomes

- Gut microbiota
- Gut metabolomes
- Defecation status (frequency, quantity, property, color, feeling of incomplete evacuation, abdominal pain, odor)
- Abdominal symptoms (bloating, belching, gas) at times other than during defecation
- Physiological measurements


Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Uncontrolled

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Prevention

Type of intervention

Food

Interventions/Control_1

Consumption of the test food (1 carton per day)

Interventions/Control_2


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

40 years-old <=

Age-upper limit

80 years-old >

Gender

Male

Key inclusion criteria

(1) Male subjects aged 40 over but under 8 at the time conset was obtained.
(2) Subjects with "high normal" or "high" blood pressure readings taken in a clinic/home blood pressure.
(3) Subjects who do not attending regular hospital visits for the purpose of treatment related to high blood pressure.
(4) Subjects who can show their understanding of the study procedure and agreement with participating in the study by informed consent prior to the study.

Key exclusion criteria

(1) Subjects who are unable to discontinue consumption of products equivalent to "vinegar drink" from consent acquisition to the conclusion of the trial (use of vinegar as a condiment is permissible).
(2) Subjects who are participating in a clinical study of another drug or health food, or within 4 weeks of the completion of the study, or who is scheduled to participate in another clinical study after consent to participate in this study.
(3) Subjects with extremely irregular lifestyles (late-night work, shift work, etc.).
(4) Subjects with extremely irregular eating habits.
(5) Heavy alcohol drinkers.
(6) Subjects whose roommates plan to participate in the study.
(7) Subjects who are expected to undergo a major change in their family, work, or other living environment (e.g., relocation, transfer, etc.) during the study.
(8) Subjects who have taken drugs (antibiotics, antiflatulent, laxatives, etc.) that would affect the study, one month prior to the preliminary test, or during the study.
(9) Subjects undergoing medication treatment for ongoing care.
(10) Subjects who have undergone surgery that may affect the study (colonoscopy, removal of gallstones or gallbladder, gastric bypass surgery, etc.) within 6 months prior to obtaining consent.
(11) Subjects with a history of appendectomy.
(12) Subjects currently receiving treatment with antihypertensive agents, or those who have previously received the treatment
(13) Subjects with a history of serious diseases of the heart, liver, kidneys, digestive organs, etc.
(14) Subjects allergic to medicines and foods.
(15) Subjects who are judged by the principal investigator or sub-investigator to be inappropriate to participate in this study.

Target sample size

12


Research contact person

Name of lead principal investigator

1st name Tatsuhiro
Middle name
Last name Nomaguchi

Organization

Metagen, Inc.

Division name

Product Development Support Division

Zip code

108-0023

Address

Campus Innovation Center INDEST 404, 3-3-6 Shibaura, Minato-ku, Tokyo, Japan

TEL

+81-235-64-0330

Email

research@metagen.co.jp


Public contact

Name of contact person

1st name Shinji
Middle name
Last name Fukuda

Organization

Kanagawa Institute of Industrial Science and Technology

Division name

Gut environment design group

Zip code

210-0821

Address

LiSE4C-6, 3-25-13 Tonomachi, Kawasaki-ku, Kawasaki City, Kanagawa, Japan

TEL

+81-44-819-2031

Homepage URL


Email

rep-kenkyu@kistec.jp


Sponsor or person

Institute

Metagen, Inc.

Institute

Department

Personal name



Funding Source

Organization

Kanagawa prefecture

Organization

Division

Category of Funding Organization

Local Government

Nationality of Funding Organization



Other related organizations

Co-sponsor

- Kanagawa Institute of Industrial Science and Technology
- Kanagawa Cancer Center

Name of secondary funder(s)



IRB Contact (For public release)

Organization

Institutional Review Board of Chiyoda Paramedical Care Clinic

Address

2F Daiwa Building, 3-3-10 Nihonbashi-Hongokucho, Chuo-ku, Tokyo 103-0021, Japan

Tel

+81-3-6225-9005

Email

IRB@cpcc.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



Other administrative information

Date of disclosure of the study information

2025 Year 09 Month 19 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

Preinitiation

Date of protocol fixation

2025 Year 08 Month 15 Day

Date of IRB

2025 Year 08 Month 15 Day

Anticipated trial start date

2025 Year 09 Month 30 Day

Last follow-up date

2025 Year 12 Month 25 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 09 Month 19 Day

Last modified on

2025 Year 09 Month 19 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000067647