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Relationships between continuous intaking brown rice supplements and the immune system and sleep quality in healthy adults.

Relationships between continuous intaking brown rice supplements and the immune system and sleep quality in healthy adults. - Relationships between continuous intaking brown rice supplements and the immune system and sleep quality.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000049330
Enrollment
100
Registered
2022-11-08
Start date
2023-02-03
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 adults

Interventions

Intaking a brown rice supplement once a day for 12 weeks. Intaking a placebo once a day for 12 weeks.

Sponsors

Tohoku University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1)Healthy adults (2)Person who can take a brown rice supplement or placebo once a day during the intervention period (12 weeks) (3)Persons who can provide written consent to participate in the study

Exclusion criteria

Exclusion criteria: (1)Person who cannot give informed consent (2)A history of dementia or neurological disease (3)Have serious diseases (immunological, hepatic, renal, heart, etc.) or allergies (4)Severe visual or hearing impairment (5)Have consumed brown rice or brown rice supplements continuously within the last year (6)Pregnant or lactating mothers (7)Currently participating in other clinical studies (8)Difficulties in conducting the research for other reasons

Design outcomes

Primary

MeasureTime frame
Changes in immune function.

Secondary

MeasureTime frame
Changes in sleep quality, physical and mental health, quality of life, and cognitive function.

Countries

Japan

Contacts

Public ContactMichio Takahashi

Tohoku University Smart-Aging Research Center

michio.takahashi.a1@tohoku.ac.jp022-717-8824

Outcome results

None listed

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