UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000062002
Receipt number R000070948
Scientific Title Effects of test food consumption on male menopause and sperm quality in healthy adults: a randomized, placebo-controlled, double-blind, parallel-group comparison study
Date of disclosure of the study information 2026/06/22
Last modified on 2026/06/22 11:48:31

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Basic information

Public title

Effects of test food consumption on male menopause and sperm quality in healthy adults: a randomized, placebo-controlled, double-blind, parallel-group comparison study

Acronym

Effects of test food consumption on male menopause and sperm quality in healthy adults: a randomized, placebo-controlled, double-blind, parallel-group comparison study

Scientific Title

Effects of test food consumption on male menopause and sperm quality in healthy adults: a randomized, placebo-controlled, double-blind, parallel-group comparison study

Scientific Title:Acronym

Effects of test food consumption on male menopause and sperm quality in healthy adults

Region

Japan


Condition

Condition

Healthy adults

Classification by specialty

Not applicable Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To verify the effects of test food consumption on sperm motility in healthy adults.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2

Pragmatic

Developmental phase

Not applicable


Assessment

Primary outcomes

1. The measured values of Aging Males' Symptoms (AMS) score at 8 weeks after consumption (8w)

Key secondary outcomes

1. The measured values of progressive motility rate, sperm concentration, non-progressive motility rate, immotile rate, motile sperm concentration, progressive motile sperm concentration, normal morphology rate, Sperm Motility Index (SMI), total sperm count per ejaculation, motile sperm count per ejaculation, erectile rigidity, duration of erection, satisfaction with ejaculation, interest in women, frequency of morning erections, frequency of erections, psychological factors, physical factors, sexual function factors at 8w

2. Individuals whose response to the AMS improved by one or more scales at 8w compared to screening (Scr)

3. The measured value of free testosterone and testosterone at 8w

4. Individuals who experienced adverse events


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

Institution is not considered as adjustment factor.

Blocking

YES

Concealment

Central registration


Intervention

No. of arms

2

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Food

Interventions/Control_1

Duration: 8 weeks
Test product: Product containing
Administration:
Consume one tablet three times daily (breakfast, lunch, and dinner, in total three tablets a day) with water.
*If a take is missed, it should be consumed as soon as remembered. The daily take should be consumed within the same day and should not be carried over to the following day.

Interventions/Control_2

Duration: 8 weeks
Test product: Product not containing
Administration:
Consume one tablet three times daily (breakfast, lunch, and dinner, in total three tablets a day) with water.
*If a take is missed, it should be consumed as soon as remembered. The daily take should be consumed within the same day and should not be carried over to the following day.

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

40 years-old <=

Age-upper limit

60 years-old >

Gender

Male

Key inclusion criteria

1. Japanese

2. Men

3. Individuals aged 40 or more and less than 60

4. Healthy individuals

5. Individuals who are concerned about infertility

6. Individuals who are judged as eligible to participate in the study by the physician according to the results of the Beck Depression Inventory-II (BDI-II) at Scr

7. Individuals whose blood concentration of total testosterone is 250 ng/dL or more at Scr

8. Individuals whose blood concentration of free testosterone is 7.5 pg/mL or more at Scr

9. Individuals whose AMS score is between 27 and 49 at Scr

10. Individuals whose psychological factors of the AMS is bad at Scr

Key exclusion criteria

1. Individuals who are receiving treatment for or have a history of malignant tumors, heart failure, or myocardial infarction

2. Individuals who have an implanted pacemaker or implantable cardioverter defibrillator

3. Individuals who are currently undergoing treatment for any of the following chronic diseases:
cardiac arrhythmia, liver disorder, chronic kidney disease, cerebrovascular disorder, rheumatic disease, diabetes mellitus, dyslipidemia, hypertension, or any other chronic diseases

4. Individuals who are diagnosed with azoospermia

5. Individuals who are diagnosed with erectile dysfunction (ED)

6. Individuals undergoing treatment for ED

7. Individuals who consume Foods for Specified Health Uses or Foods with Functional Claims

8. Individuals who are taking or using medications (including herbal medicines) or supplements

9. Individuals who are allergic to medications or foods related to the test product, particularly those allergic to citrus fruit

10. Individuals who regularly take long hot baths or use saunas

11. Individuals who are excessive exercising or training for diet

12. Individuals with irregular sleeping duration or patterns due to night shifts or similar work, or with irregular lifestyles

13. Individuals who currently smoke or began smoking cessation within three months before providing informed consent

14. Individuals who habitually drink >= 60 g/day of alcohol

15. Individuals who are taking supplements containing zinc, folic acid, arginine, etc.

16. Individuals who are deemed unsuitable for participation in this study by the principal investigator

Target sample size

60


Research contact person

Name of lead principal investigator

1st name Tsuyoshi
Middle name
Last name Takara

Organization

Medical Corporation Seishinkai, Takara Clinic

Division name

Director

Zip code

141-0022

Address

9F Taisei Bldg., 2-3-2, Higashi-gotanda, Shinagawa-ku, Tokyo, Japan

TEL

03-5793-3623

Email

t-takara@takara-clinic.com


Public contact

Name of contact person

1st name Naoko
Middle name
Last name Suzuki

Organization

ORTHOMEDICO Inc.

Division name

R&D Department

Zip code

112-0002

Address

2F Sumitomo Fudosan Korakuen Bldg., 1-4-1, Koishikawa, Bunkyo-ku, Tokyo, Japan

TEL

03-3818-0610

Homepage URL


Email

nao@orthomedico.jp


Sponsor or person

Institute

Toyo Sugar Refining Co., Ltd.

Institute

Department

Personal name



Funding Source

Organization

Toyo Sugar Refining 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 ethical committee of the Takara Clinic, Medical Corporation Seishinkai

Address

9F Taisei Bldg., 2-3-2, Higashi-gotanda, Shinagawa-ku, Tokyo, Japan

Tel

03-5793-3623

Email

IRB@takara-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

医療法人社団盛心会 タカラクリニック (東京都)
Medical Corporation Seishinkai, Takara Clinic (Tokyo, Japan)

南町医院 (東京都)
Nerima Medical Association, Minami-machi Clinic (Tokyo, Japan)


Other administrative information

Date of disclosure of the study information

2026 Year 06 Month 22 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

Open public recruiting

Date of protocol fixation

2026 Year 05 Month 13 Day

Date of IRB

2026 Year 05 Month 13 Day

Anticipated trial start date

2026 Year 06 Month 22 Day

Last follow-up date

2026 Year 11 Month 02 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

<Statistical Analysis Details>
Subgroup analysis will be performed for the following two populations. Each subgroup will be constructed based on full analysis set (FAS) or per protocol set (PPS).
a. Subgroup of individuals whose sperm progressive motility rate prior to intervention was at or above the median for their group
b. Subgroup of individuals whose sperm progressive motility rate prior to intervention was below the median for their group


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/icdr_e/ctr_view.cgi?recptno=R000070948