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Effects of Acute Sugar Intake on Choroidal Thickness

Who can join

Ages 21 to 35 · All sexes · Healthy volunteers welcome

Inclusion Criteria:

* In order to be eligible for enrolment, each subject must have less than 6 diopters of spherical equivalent refractive error, and have no existing diagnosis of diabetes or pre-diabetes.

Exclusion Criteria:

* Any potential subject with known retinal pathology will be excluded. Any potential subject with any other known systemic or ocular conditions that may impact their ability to participate in the study or provide generalizable data will also be excluded.

About the study

This study aims to bridge that gap by investigating how acute sugar intake influences choroidal thickness.

What is being tested

• Oral glucose (dietary supplement)

Sponsor: Southern College of Optometry · Participants: 47 · Started: 2026-01

Contact the study team

• Morgan Ollinger, OD, MS · Phone: 9017223377

Official record on ClinicalTrials.gov — NCT07376005

Locations in the U.S.

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.