UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000062824
Receipt number R000071916
Scientific Title Effects of high-fat diet intake on skeletal muscle and liver glycogen concentrations during exercise
Date of disclosure of the study information 2026/09/04
Last modified on 2026/09/04 14:31:13

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Basic information

Public title

Effects of high-fat diet intake on skeletal muscle and liver glycogen concentrations during exercise

Acronym

Effects of high-fat diet intake on skeletal muscle and liver glycogen concentrations during exercise

Scientific Title

Effects of high-fat diet intake on skeletal muscle and liver glycogen concentrations during exercise

Scientific Title:Acronym

Effects of high-fat diet intake on skeletal muscle and liver glycogen concentrations during exercise

Region

Japan


Condition

Condition

healthy participants

Classification by specialty

Not applicable Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

Compare the effects of high-fat meal intake prior to exercise on energy metabolism.

Basic objectives2

Others

Basic objectives -Others

Sports Medicine

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Assessment of glycogen concentration by carbon magnetic resonance spectroscopy (skeletal muscle, liver)
Three time points: before experimental meal, before and after the experimental exercise.

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Cross-over

Randomization

Randomized

Randomization unit

Individual

Blinding

Single blind -participants are blinded

Control

No treatment

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

6

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Food

Interventions/Control_1

Exercise after a high-carbohydrate meal -(washout)- exercise after a high-saturated-fatty-acid meal -(washout)- exercise after a high-polyunsaturated-fatty-acid meal

Interventions/Control_2

Exercise after a high-carbohydrate meal -(washout)- exercise after a high-polyunsaturated-fatty-acid meal -(washout)- exercise after a high-saturated-fatty-acid meal

Interventions/Control_3

Exercise after a high-saturated-fatty-acid meal -(washout)- exercise after a high-carbohydrate meal -(washout)- exercise after a high-polyunsaturated-fatty-acid meal

Interventions/Control_4

Exercise after a high-saturated-fatty-acid meal -(washout)- exercise after a high-polyunsaturated-fatty-acid meal -(washout)- exercise after a high-carbohydrate meal

Interventions/Control_5

Exercise after a high-polyunsaturated-fatty-acid meal -(washout)- exercise after a high-carbohydrate meal -(washout)- exercise after a high-saturated-fatty-acid meal

Interventions/Control_6

Exercise after a high-polyunsaturated-fatty-acid meal -(washout)- exercise after a high-saturated-fatty-acid meal -(washout)- exercise after a high-carbohydrate meal

Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit

40 years-old >

Gender

Male

Key inclusion criteria

Participants were defined as trained (tier 2) in accordance with the classification framework

Key exclusion criteria

Participants who were taking specific medications to treat any medical condition or who were smokers were excluded from this study.

Target sample size

9


Research contact person

Name of lead principal investigator

1st name Kaito
Middle name
Last name Iwayama

Organization

Tneri University

Division name

Faculty of Budo and Sport Studies

Zip code

632-0071

Address

Tainoshocho 80, Tenri, Nara, Japan

TEL

0743-61-5348

Email

k-iwayama@sta.tenri-u.ac.jp


Public contact

Name of contact person

1st name Kaito
Middle name
Last name Iwayama

Organization

Tenri University

Division name

Faculty of Budo and Sport Studies

Zip code

632-0071

Address

Tainoshocho 80, Tenri, Nara, Japan

TEL

0743-61-5348

Homepage URL


Email

k-iwayama@sta.tenri-u.ac.jp


Sponsor or person

Institute

Tenri University

Institute

Department

Personal name



Funding Source

Organization

Japan Society for the Promotion of Science

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization

Japan


Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Tenri University

Address

Somanouchicho 1050, Tenri, Nara, Japan

Tel

0743-63-9010

Email

kk-shien@sta.tenri-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 09 Month 04 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

9

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 25 Day

Date of IRB

2018 Year 06 Month 25 Day

Anticipated trial start date

2018 Year 08 Month 03 Day

Last follow-up date

2025 Year 12 Month 23 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 09 Month 04 Day

Last modified on

2026 Year 09 Month 04 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000071916