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A study of the efficacy of ascidian-derived plasmalogen supplements in maintaining visual memory

A randomized and placebo-controlled double-blind, parallel-group study to investigate the cognitive efficacy of ascidian plasmalogens, - A randomized and placebo-controlled double-blind, parallel-group study to investigate the cognitive efficacy of ascidian plasmalogens,

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000041019
Enrollment
150
Registered
2020-08-18
Start date
2020-08-18
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 adult

Interventions

Test Food A (2 capsules once a day) Test Food B (2 capsules once a day) Placebo Food (Food C) (2 capsules once a day)

Sponsors

Clinical Creative Corporation
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Age: 40 years old or older and under 75 years old (at the time of obtaining consent) 2.Gender: male and female 3.Inpatient and outpatient services: outpatient 4. Healthy Japanese who are experiencing memory decline 5.Those with relatively low CogEvo scores Those who score between 22 and 27 on the Mini Mental State Examination (MMSE)

Exclusion criteria

Exclusion criteria: 1.Persons taking medication for treatment of diseases (arrhythmia, liver damage, kidney damage, cerebrovascular disease, rheumatism, diabetes, dyslipidemia, hypertension and other chronic diseases) 2.Patients with malignancy, heart failure, or myocardial infarction, or who are undergoing treatment or have a history of such treatment 3.A person suffering from dementia 4.Those suffering from mental illnesses such as depression or attention deficit/hyperactivity disorder (ADHD) 5.Persons with allergies (pharmaceuticals and test foods) 6.Those who regularly consume foods or supplements that contribute to improving cognitive function, such as DHA, EPA, Ginkgo biloba extract, tocotrienol, astaxanthin, GABA, phosphatidylserine, lutein, zeaxanthin, imidazole dipeptides (carnosine, enserine, valenine), histidine, curcumin, bacopa saponin, lactonadecapeptide, anthocyanin, seryl tyrosine, auraptene, and diosgenin. 7.Persons who regularly consume pharmaceuticals (including herbal medicines), food for specified health uses, functional foods, or other foods/beverages with possible functional properties. 8.A person who has participated in another clinical trial within one month prior to obtaining consent or who is currently participating in another clinical trial. Those who, in the judgment of the principal investigator or sub-investigator, the conduct of the study may increase the risk to research subjects or may not provide sufficient data

Design outcomes

Primary

MeasureTime frame
CogEvo

Secondary

MeasureTime frame
Mini Mental State Examination

Countries

Japan

Contacts

Public ContactKazuhiro Ohno

Clinical Creative Corporation Pharmaceutical Development Division

k-ohno@cli-creative.com090-3116-6218

Outcome results

None listed

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