UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000005999
Receipt number R000006899
Scientific Title Evaluation of the efficacy and the safety of soy protein on human muscle metabolism. -On the healthy subject.
Date of disclosure of the study information 2011/07/26
Last modified on 2025/03/18 14:41:35

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Basic information

Public title

Evaluation of the efficacy and the safety of soy protein on human muscle metabolism.
-On the healthy subject.

Acronym

Clinical trial of intake of soybean protein ingredients.
-On the healthy subject.

Scientific Title

Evaluation of the efficacy and the safety of soy protein on human muscle metabolism.
-On the healthy subject.

Scientific Title:Acronym

Clinical trial of intake of soybean protein ingredients.
-On the healthy subject.

Region

Japan


Condition

Condition

Healthy subject

Classification by specialty

Not applicable Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To investigate the safety and the efficacy of soybean protein ingredients on muscle atrophy.
On the healthy subject.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

1)Body weight, blood pressure, pulse rate
2) Hematology test and urine analysis
3)Adverse events

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Single blind -investigator(s) and assessor(s) are blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Food

Interventions/Control_1

Soybean protein ingredient

Interventions/Control_2

Powdered cazein

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)Subject must be aged =>20 years.
2)Both men and women
3)Subject who have no regular exercise (<1hour/1week)
4)Subject who consent to participate in this study in person.

Key exclusion criteria

1)Subject with disease under treatment(Diabetes, Chronic kidney disease)
2)Subject who have soybean allergy and milk allergy.
3)Subject who take the health food supplement including the soybean.
4)Pregnant female, lactating female
5)Subject who can't undergo MRI scan.
6)Subject who have been enrolled in this study within the last 2weeks.
7)Subject who refuse to participate in
this study.
8)Subject who is difficult to participate in this study in the opinion of the investigator.

Target sample size

16


Research contact person

Name of lead principal investigator

1st name Takeshi
Middle name
Last name Nikawa

Organization

The University of Tokushima

Division name

Graduate School of Nutrition and Bioscience -Nutritional Physiology

Zip code

7708503

Address

3-18-15Kuramoto-cho, Tokushima

TEL

088-633-9248

Email

nikawa@tokushima-u.ac.jp


Public contact

Name of contact person

1st name Takeshi
Middle name
Last name Nikawa

Organization

The University of Tokushima

Division name

Graduate School of Nutrition and Bioscience -Nutritional Physiology

Zip code

7708503

Address

3-18-15Kuramoto-cho, Tokushima

TEL

088-633-9248

Homepage URL


Email

nikawa@nutr.med.tokushima-u.ac.jp


Sponsor or person

Institute

The University of Tokushima

Institute

Department

Personal name



Funding Source

Organization

National Agriculture and Food Research Organization

Organization

Division

Category of Funding Organization

Government offices of other countries

Nationality of Funding Organization

Japan


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

Tel

088-633-9294

Email

first-ec@clin.med.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

2011 Year 07 Month 26 Day


Related information

URL releasing protocol

https://doi.org/10.2152/jmi.62.177

Publication of results

Unpublished


Result

URL related to results and publications

https://doi.org/10.2152/jmi.62.177

Number of participants that the trial has enrolled

16

Results

Results: Thirty-day soy protein supplementation significantly increased skeletal muscle volume in participants with low physical activity, compared with 30-day casein protein supplementation. Both casein and soy protein supplementation increased the volume of quadriceps femoris muscle in bedridden patients. Consistently, soy protein significantly increased their extension power of the knee, compared with casein protein.

Results date posted

2025 Year 03 Month 18 Day

Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics

Background: In recent years, the number of bedridden people is rapidly increasing due to aging or lack of exercise in Japan. This problem is becoming more serious, since there is no countermeasure against it. In the present study, we designed to investigate whether dietary proteins, especially soy, had beneficial effects on skeletal muscle in 59 volunteers with various physical activities. J. Med. Invest. 62: 177-183, August, 2015

Participant flow

Methods: We subjected 59 volunteers with various physical activities to meal intervention examination. Persons with low and high physical activities were divided into two dietary groups, the casein diet group and the soy diet group. They ate daily meals supplemented with 7.8 g of powdered casein or soy protein isolate every day for 30 days. Bedridden patients in hospitals were further divided into three dietary groups: the no supplementation diet group, the casein diet group and the soy diet group. They were also subjected to a blood test, a urinalysis, magnetic resonance imaging analysis and muscle strength test of the knee before and after the meal intervention study. J. Med. Invest. 62: 177-183, August, 2015

Adverse events

None

Outcome measures

They were also subjected to a blood test, a urinalysis, magnetic resonance imaging analysis and muscle strength test of the knee before and after the meal intervention study.

Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Main results already published

Date of protocol fixation

2011 Year 06 Month 15 Day

Date of IRB

2011 Year 08 Month 01 Day

Anticipated trial start date

2011 Year 08 Month 01 Day

Last follow-up date

2012 Year 08 Month 01 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded

2014 Year 08 Month 01 Day


Other

Other related information



Management information

Registered date

2011 Year 07 Month 19 Day

Last modified on

2025 Year 03 Month 18 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000006899