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Effects of a dairy component on ophthalmic parameters of children in an elementary school: a randomized, open-label, parallel-group trial with a no treatment control group.

Effects of a dairy component on ophthalmic parameters of children in an elementary school: a randomized, open-label, parallel-group trial with a no treatment control group. - Effect of a dairy component on ophthalmic parameters of children.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000058930
Enrollment
200
Registered
2025-10-03
Start date
2025-10-04
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

None (Healthy subjects)

Interventions

Intake of a dairy component for 52 weeks. no treatment

Sponsors

Tamagawa University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Elementary school students 2) Subjects aged 6-12 years (the first-sixth grade)

Exclusion criteria

Exclusion criteria: 1) Subjects who regularly consume foods fortified with a dairy to be evaluated. 2) Subjects who are affected with ophthalmic diseases. 3) Subjects who are unable to undergo ophthalmic examinations without glasses or contact lenses. 4) Subjects who receive medical treatments or take medicines/functional foods during the pre-test and test periods, which can affect ophthalmic parameters. 5) Subjects who have serious disease in the liver, kidney heart, lung, gastrointestinal tract, blood, endocrine system, or metabolic system etc. Or those who have serious medical history of these. 6) Subjects having a milk allergy. 7) Subjects who have medical history of drug allergy or severe food ones. 8) Others who have been determined as ineligible for the research subject of this study, judging from the principal researcher/doctor's opinions on the findings of their background, physical observations, medical checkup, biochemical and clinical tests, and so on.

Design outcomes

Primary

MeasureTime frame
Ophthalmic parameters

Secondary

MeasureTime frame
Ophthalmic parameters

Countries

Japan

Contacts

Public ContactShinichi Tomita

Tamagawa University Department of Advanced Food Sciences, Faculty of Agriculture

shinichi@agr.tamagawa.ac.jp042-739-8267

Outcome results

None listed

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