Yellow Potatoes and Carotenoids

Running, not enrolling · Not applicable

Conditions studied: Carotenoids

In brief

This study will assess the effects of daily intake of yellow and white potatoes on plasma lutein and zeaxanthin concentrations. Skin carotenoid levels will be assessed using the Veggie Meter.

Key facts

Study ID

NCT07606001

Run by

University of Florida

People needed

30

Starts

2026-05-28

Expected to finish

2026-12-15

Last updated by the study team

2026-07-20

Who can join

Age: 18 and older, up to 80. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Adults ≥ 18 years of age
• Able to provide written consent in English
• Baseline Veggie Meter score of ≤ 300
• Willing to adhere to study procedures

You may not qualify if…

• Baseline Veggie Meter score of >300
• Potato allergy
• 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

Where it is running

• University of Florida — Gainesville, Florida, United States

Full record on ClinicalTrials.gov

Trial information comes from ClinicalTrials.gov and is refreshed daily. TrialsForMe does not provide medical care and does not run the studies it lists.