UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000062012
Receipt number R000070954
Scientific Title Continuous Intake of Lactobacillus Fermentation Products for Maintaining Physical Condition in Healthy Healthcare Workers: A Pilot Exploratory Study
Date of disclosure of the study information 2026/10/30
Last modified on 2026/06/22 15:56:41

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Basic information

Public title

Continuous Intake of Lactobacillus Fermentation Products for Maintaining Physical Condition in Healthy Healthcare Workers: A Pilot Exploratory Study

Acronym

Continuous Intake of Lactobacillus Fermentation Products for Maintaining Physical Condition in Healthy Healthcare Workers: A Pilot Exploratory Study

Scientific Title

Continuous Intake of Lactobacillus Fermentation Products for Maintaining Physical Condition in Healthy Healthcare Workers: A Pilot Exploratory Study

Scientific Title:Acronym

Continuous Intake of Lactobacillus Fermentation Products for Maintaining Physical Condition in Healthy Healthcare Workers: A Pilot Exploratory Study

Region

Japan


Condition

Condition

Healthy volunteers

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To examine the effects of the intake of Lactobacillus fermentation products on maintaining physical conditions in healthy healthcare workers.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Evaluation by physical condition questionnaire

Key secondary outcomes

Saliva test (immune function indicators)
Evaluation by questionnaire on quality of life


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

Prevention

Type of intervention

Food

Interventions/Control_1

Intake of test food for 8 weeks

Interventions/Control_2

Intake of placebo food for 8 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


Not applicable

Gender

Male and Female

Key inclusion criteria

1.healthy adult subjects who work at a hospital
2.Subjects who provide consent to use the saliva testing service
3.Subjects receiving a sufficient briefing of the objective and content of the present study, fully understanding and agreeing to voluntarily participate in the present study and being able to sign a written informed consent

Key exclusion criteria

1.Subjects who have a disease and go to a hospital or undergoing treatment
2.Subjects taking medication regularly during the study period
3.Subjects who smoke
4.Subjects with milk allergies
5.Subjects who are pregnant, or who plan or wish to become pregnant during the study period
6.Subjects who are unable to discontinue the intake of health foods that affect immune function during the study period
7.Subjects who participated in other clinical trials in one month or who plan to participate in other clinical trials during the study period
8.Subjects who know in advance that they will not be able to participate for the entire duration of the study
9.Subjects deemed unsuitable for the present study by the investigator

Target sample size

60


Research contact person

Name of lead principal investigator

1st name Kensei
Middle name
Last name Nishida

Organization

Tokushima University

Division name

Dept. of Medical Education, Inst. of Biomedical Sciences

Zip code

7708503

Address

3-18-15 Kuramoto-cho, Tokushima

TEL

088-633-9104

Email

knishida@tokushima-u.ac.jp


Public contact

Name of contact person

1st name Kensei
Middle name
Last name Nishida

Organization

Tokushima University

Division name

Dept. of Medical Education, Inst. of Biomedical Sciences

Zip code

7708503

Address

3-18-15 Kuramoto-cho, Tokushima

TEL

088-633-9104

Homepage URL


Email

knishida@tokushima-u.ac.jp


Sponsor or person

Institute

Tokushima University

Institute

Department

Personal name



Funding Source

Organization

Meiji Co., Ltd.

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

The Ethics Committee of Tokushima University Hospital

Address

2-50-1, Kuramoto-cho, Tokushima-shi, Tokushima, JAPAN

Tel

088-615-8512

Email

first-ec@tokushima-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

2026 Year 10 Month 30 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 08 Month 24 Day

Date of IRB


Anticipated trial start date

2026 Year 10 Month 30 Day

Last follow-up date

2028 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 22 Day

Last modified on

2026 Year 06 Month 22 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000070954