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The test of the improvement effect for eyestrain of the Bilberry extracts

The test of the improvement effect for eyestrain of the Bilberry extracts - The test of the improvement effect for eyestrain of the Bilberry extracts

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000015861
Enrollment
20
Registered
2014-12-05
Start date
2014-12-08
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

Eyestrain

Interventions

Sponsors

Universal Clinical Systems Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Subjects who are aware of eyestrain. Subjects who do not have the LASIK. Subjects who do not regular use reading glasses.

Exclusion criteria

Exclusion criteria: 1)Subjects who have previous medical history of drug and/or food allergy. 2)Subjects who have previous medical history and/or current medical history of serious diseases (e.g., diabetes, digestive organ, liver, pancreas, heart and/or kidney). 3)Subjects who have been enrolled in the other clinical trials within about last 1 month. 4)Subjects who predicted gluttony and irregular eating habits by the pre-questionnaire and doctor's questions. 5)Subjects who constantly use supplements and/or functional foods affecting eyestrain. 6)Subjects who take medicines and plan to take new health foods. 7)Others who have been determined ineligible by principal investigator or sub-investigator.

Design outcomes

Primary

MeasureTime frame
Near-reflex

Secondary

MeasureTime frame
questionnaires

Countries

Japan

Contacts

Public ContactMarie Kosehira

Omnica Co.,Ltd Research team

kosehira@omnica.co.jp03-5840-9811

Outcome results

None listed

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