UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000060592
Receipt number R000069287
Scientific Title Exploratory Study on the Effects of a Fursultiamine-Containing Quasi-Drug on Runner Condition
Date of disclosure of the study information 2026/02/05
Last modified on 2026/02/04 12:53:15

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Basic information

Public title

Exploratory Single-Arm Nutritional Intervention Study on Condition Changes in Recreational Runners

Acronym

Single-Arm Intervention in Recreational Runners

Scientific Title

Exploratory Study on the Effects of a Fursultiamine-Containing Quasi-Drug on Runner Condition

Scientific Title:Acronym

Single-Arm Intervention in Recreational Runners

Region

Japan


Condition

Condition

Healthy subjects

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To exploratorily examine the effects of a vitamin B-complex nutritional intervention on health-related condition indicators.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Subjective wellness indices (Sleep, Stress, Fatigue, Muscle soreness, and Hooper's score)

Key secondary outcomes

Sleeping heart rate, sleeping heart rate variability, total sleep duration, running distance, running time, running speed, and running heart rate
Urine-based estimated absorption (Protein, Vitamin D, Vitamin B1, Vitamin B2, Niacin, Vitamin B6, Folate, Pantothenic acid, and Biotin. Minerals: Sodium, Potassium, Calcium, Magnesium, Phosphorus, Zinc, Selenium, and Molybdenum)


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

Other

Interventions/Control_1

nutritional supplementation

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

18 years-old <=

Age-upper limit

49 years-old >=

Gender

Male

Key inclusion criteria

1.Recreational runners aged 18-49 years
2.Male
3.Individuals who have received an explanation of the study, are able to understand its content, and have provided written informed consent
4.Individuals who own a Garmin smartwatch

Key exclusion criteria

1.Individuals who are unable to abstain from smoking.
2.Individuals with a Body Mass Index (BMI) of 30.0 $kg/m^2$ or higher.
3.Individuals with serious diseases (such as diabetes, liver disease, kidney disease, heart disease, or cardiovascular disease) or a history of such diseases.
4.Individuals currently undergoing treatment for a disease, or those with a history of serious illness requiring medication.
5.Individuals taking pharmacy-only medicines, OTC drugs, or quasi-drugs for the purpose of nutritional supplementation (such as vitamins) or anti-fatigue.
6.Individuals who may experience allergic symptoms to the test products or severe allergic symptoms to the provided standardized meals.
7.Individuals who participated in other clinical studies within one month prior to providing consent for this study, or those scheduled to participate in other clinical studies after providing consent.
8.Individuals who may change their lifestyle habits, including diet and exercise, during the study period.
9.Others judged unsuitable for the study by the principal investigator.

Target sample size

22


Research contact person

Name of lead principal investigator

1st name Ryosuke
Middle name
Last name Takahashi

Organization

EUPHORIA Co., Ltd.

Division name

Corporate Division

Zip code

102-0083

Address

10th Floor, Crystal City East Building, 4-8-1 Kojimachi, Chiyoda-ku, Tokyo, Japan

TEL

03-6388-9260

Email

ryosuke.takahashi@eu-phoria.jp


Public contact

Name of contact person

1st name Fuminori
Middle name
Last name Takayama

Organization

EUPHORIA Co., Ltd.

Division name

Corporate Division

Zip code

102-0083

Address

10th Floor, Crystal City East Building, 4-8-1 Kojimachi, Chiyoda-ku, Tokyo, Japan

TEL

03-6388-9260

Homepage URL


Email

fuminori.takayama@eu-phoria.jp


Sponsor or person

Institute

EUPHORIA Co., Ltd.

Institute

Department

Personal name



Funding Source

Organization

Alinamin Pharmaceutical 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

Shiba Palace Clinic Ethics Review Committee

Address

DaiwaA Hamamatsucho Bldg. 6F, 1-9-10, Hamamatsucho, Minato-ku, Tokyo, Japan

Tel

03-5408-1599

Email

shiba_palace@s-palace-clinic.com


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 02 Month 05 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

23

Results


Results date posted

2026 Year 02 Month 04 Day

Results Delayed

Delay expected

Results Delay Reason

Results have not yet been published. Data will be registered following acceptance by a peer-reviewed journal.

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

No longer recruiting

Date of protocol fixation

2025 Year 02 Month 27 Day

Date of IRB

2025 Year 02 Month 27 Day

Anticipated trial start date

2025 Year 03 Month 10 Day

Last follow-up date

2025 Year 05 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 02 Month 05 Day

Last modified on

2026 Year 02 Month 04 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000069287