A study to investigate the efficacy and dose response of Euglena by questionnaires for a measure of the subjective well-being

A study to investigate the efficacy and dose response of Euglena by questionnaires for a measure of the subjective well-being - A study to investigate the efficacy and dose response of Euglena by questionnaires for a measure of the subjective well-being

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000037200

Enrollment

210

Registered

2019-07-03

Start date

2019-07-03

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 individuals

Interventions

Ingestion of study food (containing related ingredients 500mg ) for 4 weeks Ingestion of study food (containing related ingredients 700mg ) for 4 weeks Ingestion of study food (containing related ingr

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)Subjects of both sexes above 20 years old- under 65 years old 2)Subjects who can answer on line questionnaires by smartphone or iPhone 3)Subjects who give consent

Exclusion criteria

Exclusion criteria: 1)Subjects who are under pharmacological treatment for chronic disorders, especially subjects who take Warfarin 2)Subjects who have histories of mental disorders (Depression etc.) 3)Subjects work irregular hours on the night shift or irregular shift 4)Subjects who had participated in other clinical trials or monitoring studies within 1 month 5)Subjects who have intolerance to study food substance 6)Subjects who are in pregnancy, lactation, or who are willing to become pregnant 7)Subjects who are ineligible due to the chief inspector's judgment

Design outcomes

Primary

Measure	Time frame
Questionnaires for subjective well-being or other QOL scales	—

Countries

Japan

Contacts

Public Contactshigeru imai

Leverage Brain Inc. Clinical Trial Department

imai@levbrain.com08072900404

Outcome results

None listed

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