| 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 |
Effects of test food consumption on male menopause and sperm quality in healthy adults: a randomized, placebo-controlled, double-blind, parallel-group comparison study
Effects of test food consumption on male menopause and sperm quality in healthy adults: a randomized, placebo-controlled, double-blind, parallel-group comparison study
Effects of test food consumption on male menopause and sperm quality in healthy adults: a randomized, placebo-controlled, double-blind, parallel-group comparison study
Effects of test food consumption on male menopause and sperm quality in healthy adults
| Japan |
Healthy adults
| Not applicable | Adult |
Others
NO
To verify the effects of test food consumption on sperm motility in healthy adults.
Efficacy
Confirmatory
Pragmatic
Not applicable
1. The measured values of Aging Males' Symptoms (AMS) score at 8 weeks after consumption (8w)
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
Interventional
Parallel
Randomized
Individual
Double blind -all involved are blinded
Placebo
Institution is not considered as adjustment factor.
YES
Central registration
2
Educational,Counseling,Training
| Food |
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.
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.
| 40 | years-old | <= |
| 60 | years-old | > |
Male
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
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
60
| 1st name | Tsuyoshi |
| Middle name | |
| Last name | Takara |
Medical Corporation Seishinkai, Takara Clinic
Director
141-0022
9F Taisei Bldg., 2-3-2, Higashi-gotanda, Shinagawa-ku, Tokyo, Japan
03-5793-3623
t-takara@takara-clinic.com
| 1st name | Naoko |
| Middle name | |
| Last name | Suzuki |
ORTHOMEDICO Inc.
R&D Department
112-0002
2F Sumitomo Fudosan Korakuen Bldg., 1-4-1, Koishikawa, Bunkyo-ku, Tokyo, Japan
03-3818-0610
nao@orthomedico.jp
Toyo Sugar Refining Co., Ltd.
Toyo Sugar Refining Co., Ltd.
Profit organization
The ethical committee of the Takara Clinic, Medical Corporation Seishinkai
9F Taisei Bldg., 2-3-2, Higashi-gotanda, Shinagawa-ku, Tokyo, Japan
03-5793-3623
IRB@takara-clinic.com
NO
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)
| 2026 | Year | 06 | Month | 22 | Day |
Unpublished
Open public recruiting
| 2026 | Year | 05 | Month | 13 | Day |
| 2026 | Year | 05 | Month | 13 | Day |
| 2026 | Year | 06 | Month | 22 | Day |
| 2026 | Year | 11 | Month | 02 | Day |
<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
| 2026 | Year | 06 | Month | 22 | Day |
| 2026 | Year | 06 | Month | 22 | Day |
Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000070948