UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000062045
Receipt number R000070990
Scientific Title Effects of Lactobacillus H61 Supplementation on Hemodynamic Responses After High-Intensity Resistance Exercise
Date of disclosure of the study information 2026/08/01
Last modified on 2026/06/24 16:49:55

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Basic information

Public title

Effects of 4-week Lactobacillus H61 supplementation on hemodynamic responses following resistance exercise

Acronym

Probiotic Supplementation and Resistance Exercise Study

Scientific Title

Effects of Lactobacillus H61 Supplementation on Hemodynamic Responses After High-Intensity Resistance Exercise

Scientific Title:Acronym

Probiotic Supplementation and Resistance Exercise Study

Region

Japan


Condition

Condition

healthy adults

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To investigate the effects of 4-week Lactobacillus H61 supplementation on hemodynamic responses following high-intensity resistance exercise.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Inflammatory markers

Key secondary outcomes

Cardiovascular function, renal ultrasound parameters, vascular endothelial function, blood, urinary, fecal, and salivary biomarkers, daily physical activity and sedentary behavior, body composition, sleep, mental health, and bodily pain.


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Double blind -all involved are blinded

Control

Placebo

Stratification

YES

Dynamic allocation

NO

Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Food

Interventions/Control_1

High-intensity resistance exercise and 4-week supplementation with Lactobacillus H61

Interventions/Control_2

High-intensity resistance exercise and 4-week supplementation with placebo

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

18 years-old <=

Age-upper limit

90 years-old >=

Gender

Male and Female

Key inclusion criteria

1) Men and women aged 18 years or older
2) No current smoking habit
3) No medical contraindications to exercise
4) Not pregnant
5) No history of severe disease
6) No diagnosis of hypertension, arrhythmia, or diabetes mellitus
7) Able and willing to provide written informed consent

Key exclusion criteria

1) Individuals unable to perform resistance exercise using exercise equipment
2) Individuals unable to comply with the study requirements and pre-experimental instructions
3) Individuals with abnormal blood pressure or heart rate measured on the day of the experiment
4) Individuals deemed unsuitable for study participation by the investigators for any other reason

Target sample size

30


Research contact person

Name of lead principal investigator

1st name Shun
Middle name
Last name Yoshikoshi

Organization

University of Tsukuba

Division name

Institute of Health and Sport Sciences

Zip code

305-8574

Address

1-1-1 Tennodai, Tsukuba, Ibaraki

TEL

+81-29-853-5990

Email

yoshikoshi.shun.ke@u.tsukuba.ac.jp


Public contact

Name of contact person

1st name Shun
Middle name
Last name Yoshikoshi

Organization

University of Tsukuba

Division name

Institute of Health and Sports Science

Zip code

305-8574

Address

1-1-1 Tennodai, Tsukuba, Ibaraki, Japan

TEL

+81-29-853-5990

Homepage URL


Email

yoshikoshi.shun.ke@u.tsukuba.ac.jp


Sponsor or person

Institute

University of Tsukuba

Institute

Department

Personal name



Funding Source

Organization

Japan Society for the Promotion of Science (JSPS)

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization

Japan


Other related organizations

Co-sponsor

National Agriculture and Food Research Organization

Name of secondary funder(s)

Tsukuba Industry Academia Collaboration Enhancement Project


IRB Contact (For public release)

Organization

Research Ethics Committee, Faculty of Health and Sport Sciences, University of Tsukuba

Address

1-1-1 Tennodai, Tsukuba, Ibaraki, Japan

Tel

+81-29-853-2571

Email

tg-kenkyurinri@un.tsukuba.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

2026 Year 08 Month 01 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

2026 Year 06 Month 22 Day

Date of IRB


Anticipated trial start date

2026 Year 07 Month 01 Day

Last follow-up date

2027 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2026 Year 06 Month 24 Day

Last modified on

2026 Year 06 Month 24 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000070990