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A study to verify the effect of reducing brain fatigue

A study to verify the effect of reducing brain fatigue: a randomized, placebo-controlled, crossover comparison study - A study to verify the effect of reducing brain fatigue

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000058171
Enrollment
20
Registered
2025-06-13
Start date
2025-06-13
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy Japanese

Interventions

&lt
Duration&gt
Test 1: Plasmalogen derived from sea squirt Test 2: Placebo &lt
Take one tablet. *If you forget to take the test food, take it as soon as you remember. The daily dose should be taken within the day and not carried over to the next day. *The intervention sequen
Test 1: Placebo Test 2: Plasmalogen derived from sea squirt &lt

Sponsors

NIHON PHARMACEUTICAL CO., LTD.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Japanese 2. Men or women 3. Adults 4. Healthy individuals

Exclusion criteria

Exclusion criteria: 1. Individuals who are undergoing medical treatment or have a medical history of malignant tumor, heart failure, or myocardial infarction 2. Individuals who have a pacemaker or an implantable cardioverter defibrillator (ICD) 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 taking "Foods for Specified Health Uses" or "Foods with Functional Claims" 5. Individuals who are taking or using medications (including herbal medicines) or supplements 6. Individuals who take supplements related to improving cognitive functions, such as docosahexaenoic acid (DHA), eicosapentaenoic acid (EPA), ginkgo leaf extract, tocotrienol, astaxanthin, gamma-aminobutyric acid (GABA), phosphatidylserine, or plasmalogen 7. Individuals who take blue-backed fish such as sardines, mackerel, or saury at least four times a week 8. Individuals who use devices, equipment, or applications that may affect cognitive functions (e.g., brain training puzzles or brain training games) 9. Individuals who are allergic to medicines or foods related to the test product 10. Individuals who are pregnant, lactating, or planning to become pregnant during this study 11. Individuals who have been enrolled in other clinical studies within the last 28 days before the agreement to participate in this study or plan to participate in another study during this study 12. Individuals who are judged as ineligible to participate in this study by the physician

Design outcomes

Primary

MeasureTime frame
1. The change of fatigue between pre- and post-multitasking load

Secondary

MeasureTime frame
1. The measured values of fatigue at pre-multitasking load and post-multitasking load

Countries

Japan

Contacts

Public ContactNaoko Suzuki

ORTHOMEDICO Inc. R&D Department

nao@orthomedico.jp03-3818-0610

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026