Sweet Corn and Carotenoids

Description

This study will assess the effect of daily yellow and white sweet corn intake on serum lutein and zeaxanthin concentrations. Skin carotenoid levels using the Veggie Meter will be assessed, and gastrointestinal symptoms and changes in fecal microbiota during a 4-week intervention period will be monitored.

Conditions

Carotenoids

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Study Overview

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Study Details

Study overview

This study will assess the effect of daily yellow and white sweet corn intake on serum lutein and zeaxanthin concentrations. Skin carotenoid levels using the Veggie Meter will be assessed, and gastrointestinal symptoms and changes in fecal microbiota during a 4-week intervention period will be monitored.

Effects of Sweet Corn Intake on Carotenoid Levels and Gastrointestinal Wellness

Sweet Corn and Carotenoids

Condition
Carotenoids
Intervention / Treatment

-

Contacts and Locations

Gainesville

University of Florida, Gainesville, Florida, United States, 32611

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

For general information about clinical research, read Learn About Studies.

Eligibility Criteria

  • * Adults ≥ 18 years of age
  • * Able to provide written consent in English
  • * Baseline Veggie Meter score of ≤ 250 (Scale from 0 to 850)
  • * Willing to adhere to study procedures
  • * Baseline Veggie Meter score of \>250
  • * Corn allergy
  • * Current use of laxatives or antidiarrheal medications
  • * Previously or currently being treated for intestinal disease, including irritable bowel syndrome, Crohn's disease, ulcerative colitis, celiac disease, or gastrointestinal cancer
  • * Previous gastrointestinal surgery (e.g., gastric bypass, fundoplication, bowel resection)
  • * Current cancer treatment
  • * Current pregnancy
  • * Vegetarian diet
  • * Elite athletes or long-distance runners.
  • * Use of antibiotic drugs within 1 month of the screening visit.

Ages Eligible for Study

18 Years to 90 Years

Sexes Eligible for Study

ALL

Accepts Healthy Volunteers

Yes

Collaborators and Investigators

University of Florida,

Study Record Dates

2026-12-31