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A randomized controlled study of nutritional dietary supplements for prevention of myopia progression in primary school students in Wenzhou City

A randomized controlled study of nutritional dietary supplements for prevention of myopia progression in primary school students in Wenzhou City

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100052224
Enrollment
Unknown
Registered
2021-10-22
Start date
2021-11-01
Completion date
Unknown
Last updated
2022-10-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Myopia

Interventions

fish oil group:fish oil take-in
sunflower seed oil group:sunflower seed oil take-in

Sponsors

The Eye Hospital of Wenzhou Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Sign the project informed consent; 2. Students in the second or third grade of primary school; 3. The best corrected visual acuity of both eyes is >= 0.8; 4. The computerized optometry-equivalent spherical lens for binocular mydriasis is between -3.00 D and 1.00 D; 5. Astigmatism <= -1.50 D; 6. Anisometropia <= 1.50 D.

Exclusion criteria

Exclusion criteria: 1. Those with a history of eye diseases such as glaucoma, cataract, uveitis, keratoconus, etc. that affect vision or measurement of eyeball biological parameters; 2. Those with a history of eye surgery; 3. Patients with abnormal binocular vision function; 4. Those with abnormal eye movements; 5. Those who are allergic to test drugs or placebo ingredients (fish, shellfish, sunflower oil); 6. Those who currently take fish oil or sunflower oil supplements regularly; 7. Those who are currently undergoing treatment for myopia such as OK lenses and defocus lenses; 8. Medical history affecting research-related examinations, such as a history of fainting blood and acupuncture; 9. Systemic diseases, including diabetes, liver and kidney diseases, bleeding diseases, etc.; 10. Other circumstances deemed inappropriate by the investigator to participate in this study.

Design outcomes

Primary

MeasureTime frame
spherical equivalent;

Secondary

MeasureTime frame
axial length;choroidal blood perfusion;

Countries

China

Contacts

Public ContactYe Cong

The Eye Hospital of Wenzhou Medical University

yecong@wmu.edu.cn+86 577 88053493

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026