Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 2, 2026, 4:50 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Covid19
Interventions
OL-1, standard dose, OL-1, high dose, Placebo
Dietary Supplement
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 60 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Brunswick, New Jersey
Completed Not applicable Interventional Accepts healthy volunteers

STUDY: Effects of Potatoes in a Weight Loss Program

NCT01186393
Conditions
Obesity
Interventions
Control, Low Glycemic Index, High Glycemic Index
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
2
States / cities
Davis, California • Mather, California
Completed Not applicable Interventional Accepts healthy volunteers

Effect of a Dietary Intervention on Insulin Requirements in Type 1 Diabetes

NCT04944316
Conditions
Diabetes Mellitus, Type 1
Interventions
Dietary intervention
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Hypertensive Disease
Interventions
Potassium control diet, Potassium gluconate diet, Potato Diet, French Fries Diet
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
West Lafayette, Indiana
Completed Not applicable Interventional

Food Rx + Community Health Worker

NCT06476990
Conditions
Diabetes Type 2
Interventions
Healthy food box
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Kansas City, Kansas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Food Pantry Client and Staff Preferences for Nutritious no Prep Ready-to-eat Meals

NCT05593510
Conditions
Diet, Healthy, Food Security
Interventions
No prep ready-to-eat meals, Ingredient bundles (e.g. meal kits)
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Dallas, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Potato Fiber and Gastrointestinal Function: Phase 3

NCT01964599
Conditions
Gastrointestinal Symptoms, Gastrointestinal Transit Time, Stool Frequency
Interventions
PF-RS, PF-RO1, PF-RO2, Control
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Hepatic Encephalopathy, Cirrhosis
Interventions
Resistant Potato Starch
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 99 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Rochester, Minnesota
Conditions
Type 2 Diabetes, Blood Pressure
Interventions
DASH-FP, DASH-NFP, Control
Other
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Lubbock, Texas
Recruiting Not applicable Interventional Accepts healthy volunteers

Healthy Volunteers Enteral Nutrition Study (HEN)

NCT07426003
Conditions
Enteral Nutrition's Effect on the Gut
Interventions
Kate Farms Peptide 1.5, Crohn's disease exclusion diet
Dietary Supplement · Other
Lead sponsor
James Lewis
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Novel Metabolites of Beta-Carotene and Lycopene

NCT02550483
Conditions
Healthy
Interventions
Base diet + high beta-carotene tomato juice, Base diet + high lycopene tomato juice, Base diet + placebo beverage
Other
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
21 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Beltsville, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Bioavailability of Potassium From Potatoes and Potassium Gluconate

NCT01881295
Conditions
Potassium Bioavailability, Blood Pressure
Interventions
Placebo control, Low dose potassium gluconate, Medium dose potassium gluconate, High dose potassium gluconate, Low dose potato, Medium dose potato, High dose potato, High dose French fries, Basal diet control
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
20 Years to 60 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
West Lafayette, Indiana
Completed Not applicable Interventional Accepts healthy volunteers

Nuts and Olestra for Persistent Organic Pollutant Reduction (NO-POPs) Trial

NCT02675101
Conditions
Persistent Organic Pollutants, Endocrine Disrupting Chemicals, Endocrine Disruptor Effects
Interventions
Whole Nuts, Olestra: Fat Free Pringles, Vegetable Oil: Original Pringles
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
45 Years to 70 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
La Jolla, California
Completed Not applicable Interventional Accepts healthy volunteers

Analysis of MicroBial Metabolites After Eating Refined Food

NCT04308473
Conditions
Dietary Habits
Interventions
Ultra-processed Food Meal, Whole Food Meal
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Potatoes as a Strategy to Improve Diet Quality in Young Children

NCT07358390
Conditions
Dietary Intake
Interventions
Potato + vegetable, Potato appetizer, Potato and vegetable separate, No potato
Other
Lead sponsor
Penn State University
Other
Eligibility
2 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
University Park, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Potato Ingestion and Time-trial Performance

NCT03294642
Conditions
Exercise Performance
Interventions
Potatoes, Carbohydrate Gel, Water
Dietary Supplement
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
20 Years to 40 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Urbana, Illinois
Conditions
Diabetes Mellitus, Type 2
Interventions
Dietary intervention
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Testing the Abuse Liability of Hyper-palatable Foods

NCT07776938
Conditions
Hyperpalatable Foods, Abuse Liability
Interventions
Full Dose HPF, Modified Dose- No Fat, Modified Dose- No Sodium, Jicama Root Vegetable Chip- Negative Control
Other
Lead sponsor
University of Kansas
Other
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Lawrence, Kansas
Completed Not applicable Interventional Accepts healthy volunteers

The Biobehavioral Impact of Diet Quality on Affect and Craving

NCT04105712
Conditions
Food Addiction, Withdrawal
Interventions
Dietary Change (low in highly processed foods)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
25 Years to 40 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Post-prandial Glucose Response
Interventions
Mix of five herbs and spices, Potato entree
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 50 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Obesity, Blood Glucose, High
Interventions
Micronutrient-dense plant-rich Intervention
Behavioral
Lead sponsor
Northern Arizona University
Other
Eligibility
18 Years and older
Enrollment
146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Flagstaff, Arizona
Conditions
Diabete Type 2, Obesity & Overweight, Nutritional Intervention, Food Insecurity
Interventions
Meal kits, No-prep meals, Culinary nutrition classes, Text messages
Behavioral
Lead sponsor
Tufts University
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2031
U.S. locations
1
States / cities
Dallas, Texas