Recruiting

Acute Sugar Intake

Sponsor:

Southern College of Optometry

Code:

NCT07376005

Conditions

Choroid

Eligibility Criteria

Sex: All

Age: 21 - 35

Healthy Volunteers: Accepted

Interventions

Oral glucose

Study Details

Brief summary:

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

Conditions

Choroid

Study ID

NCT07376005

Start date

Jan, 2026

Status verified date

Jan, 2026

Completion date

May, 2026

Anticipated

Primary completion date

May, 2026

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 21 - 35

Healthy Volunteers: Accepted

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.

Study Design

Enrollment

47 participants

Anticipated

Intervention Model

Single group

Primary purpose

Other

Interventions and Outcome Measures

Arms

active comparator: Oral glucose

Subjects receive 30g of oral glucose

Interventions

Oral glucose

Participants will consume 30 grams of sugar in the form of glucose tablets.

Primary outcome measure

  • Change in choroidal thickness [ Time Frame: within 3 hours of baseline ]

Central Contacts and Locations

Central contacts

Morgan Ollinger, OD, MS

9017223377mollinger@sco.edu

Locations

Southern College of Optometry

Recruiting

Memphis, Tennessee, United States, 38111

Contacts

Morgan Ollinger, OD, MS

9017223377mollinger@sco.edu

More Information

Sponsor

Southern College of Optometry

Last update posted

Jan 29, 2026

Last verified

Jan, 2026

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-10. This information was provided to ClinicalTrials.gov by Southern College of Optometry on 2026-01-29.