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Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Potato + vegetable Clear all
Completed Not applicable Interventional Accepts healthy volunteers

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

NCT04944316
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 26, 2024 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mediterranean Style Diet and Low Glycemic Responses

NCT03410719
View directory record Official record
Conditions
Insulin Sensitivity
Interventions
Hi GI
Other
Lead sponsor
Purdue University
Other
Eligibility
30 Years to 69 Years
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 16, 2020 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional

Personalized Research on Diet in Ulcerative Colitis and Crohn's Disease

NCT03301311
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Crohn Disease, Ulcerative Colitis, Indeterminate Colitis
Interventions
Specific Carbohydrate Diet (SCD), Modified Specific Carbohydrate Diet (MSCD)
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
7 Years to 18 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
20
States / cities
Little Rock, Arkansas • Los Angeles, California • Oakland, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2022 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional

Food Rx + Community Health Worker

NCT06476990
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 26, 2024 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Potatoes, Hypertension RIsk and Endothelial Function Study

NCT03116919
View directory record Official record
Conditions
Endothelial Dysfunction
Interventions
Potato, Non-starchy vegetable
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Return of First-phase Insulin Secretion in Type 2 Diabetes is Associated With Depletion of Pancreas Lipid

NCT03430310
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Low Glycemic Diet, Control Diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
35 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

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

NCT02675101
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 4, 2019 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Analysis of MicroBial Metabolites After Eating Refined Food

NCT04308473
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 2, 2026, 8:38 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Potatoes as a Strategy to Improve Diet Quality in Young Children

NCT07358390
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Sep 2, 2026, 8:38 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Tasting Plant Forward Meals

NCT07202988
View directory record Official record
Conditions
Dietary Exposure
Interventions
vegetable combination 1, vegetable combination 2, vegetable combination 3, vegetable combination 4, vegetable combination 5
Other
Lead sponsor
Sara Maksi
Other
Eligibility
18 Years to 25 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Fasting Mimicking Diet

NCT04150159
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
FMD Arm
Dietary Supplement
Lead sponsor
Hypertension Institute, Nashville
Other
Eligibility
35 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 30, 2020 · Synced Sep 2, 2026, 8:38 PM EDT
Withdrawn Not applicable Interventional

Effect of a Dietary Intervention on Intracellular Lipid Levels, Insulin Sensitivity, and Glycemic Control in Type 2 Diabetes

NCT04088981
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced Sep 2, 2026, 8:38 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Testing the Abuse Liability of Hyper-palatable Foods

NCT07776938
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional Results available

Evaluation of a Modified Paleolithic Dietary Intervention in the Treatment of Relapsing-Remitting Multiple Sclerosis

NCT02687919
View directory record Official record
Conditions
Multiple Sclerosis, Relapsing-remitting
Interventions
Modified Paleo diet
Other
Lead sponsor
Amanda Irish
Other
Eligibility
18 Years to 45 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Aug 11, 2019 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional Results available

Delish Study: Diabetes Education to Lower Insulin, Sugars, and Hunger

NCT03207711
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Carbohydrate-restricted diet, Mindfulness
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 7, 2025 · Synced Sep 2, 2026, 8:38 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Produce Prescriptions and Veggie Meter Scores for College Food Security

NCT07511699
View directory record Official record
Conditions
Food Insecurity, Carotenoid Status, Produce Prescription
Interventions
Produce boxes
Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional

Dietary Intervention and Gastrointestinal Function in Patients With Parkinson's Disease

NCT03851861
View directory record Official record
Conditions
Parkinson Disease
Interventions
Mediterranean Diet
Other
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 85 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 3, 2021 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Metabolic Effects of Different Weight Loss Diets

NCT00422630
View directory record Official record
Conditions
Metabolic Syndrome X, Obesity, Insulin Resistance, Hypertension, Diabetes
Interventions
The DASH diet, The low glycemic Index Diet, Reduced calorie American Diet
Behavioral
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 45 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 12, 2011 · Synced Sep 2, 2026, 8:38 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Intervention to Reduce Body Burdens of PCBs in Residents of Anniston, Alabama

NCT01261338
View directory record Official record
Conditions
Toxic Effect of Other Corrosive Organic Compounds
Interventions
olestra
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
21 Years to 75 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Anniston, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 13, 2020 · Synced Sep 2, 2026, 8:38 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Culturally-relevant Micronutrient-dense Plant-rich (mNDPR) Dietary Intervention for Native Americans

NCT04755062
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Sep 2, 2026, 8:38 PM EDT
Not yet recruiting Not applicable Interventional

Nutrition Intervention Optimization to Better Utilize Resources and Support Health

NCT07713836
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 2, 2026, 8:38 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

'Ai Pono Cooking Demonstrations

NCT06526650
View directory record Official record
Conditions
Type 2 Diabetes, Hypertension, Dyslipidemias, Overweight and Obesity
Interventions
'Ai Pono
Other
Lead sponsor
University of Hawaii
Other
Eligibility
18 Years and older
Enrollment
1,780 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
2
States / cities
Honolulu, Hawaii • Kapolei, Hawaii
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 2, 2026, 8:38 PM EDT