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Showing 1–24 of 96 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Potatoes Clear all
Completed Not applicable Interventional Results available

Value of Patch Testing in Direct Diet Therapy for Eosinophilic Esophagitis

NCT02227836
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
Allergy Patch Testing
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 90 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Results available

Cardiometabolic Benefits of Potatoes Mediated Along the Gut-Vessel Axis in Adults With Metabolic Syndrome

NCT03624569
View directory record Official record
Conditions
Cardiovascular Diseases, Endotoxemia, Endothelial Dysfunction, Postprandial Hyperglycemia, Gut Health
Interventions
Bagel, Potato
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 14, 2025 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Synbiotic Therapy for NP-PASC

NCT06620406
View directory record Official record
Conditions
Post-Acute COVID-19 Syndrome, Long COVID-19
Interventions
Synbiotic IVS-1, Maltodextrin
Dietary Supplement
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Live Microbials to Boost Anti-Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2) Immunity Clinical Trial

NCT04847349
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 31, 2022 · Synced Sep 2, 2026, 4:22 PM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Role of Gastrointestinal Microbes on Digestion of Resistant Starch and Tryptophan Availability to Humans

NCT02974699
View directory record Official record
Conditions
Type II Diabetes
Interventions
Potato Starch (Bob's Red Mill), Pregelatinized Starch (Resource ThickenUp)
Dietary Supplement
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2017
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated May 3, 2017 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

STUDY: Effects of Potatoes in a Weight Loss Program

NCT01186393
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 17, 2015 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Probiotics (L. Gasseri, B. Bifidum, B. Longum) on Immune and Intestinal Health in Healthy Older Adults

NCT01662206
View directory record Official record
Conditions
Healthy
Interventions
Probiotic, Placebo
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 80 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 16, 2013 · Synced Sep 2, 2026, 4:22 PM EDT
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, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Microbial Enzyme Impact on Postprandial Nutrient Levels and Gastrointestinal Symptoms in Healthy Adults

NCT05211440
View directory record Official record
Conditions
Digestive Health, Gastrointestinal Health
Interventions
Placebo + Meal, BC-006 + Meal
Dietary Supplement
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
40 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 17, 2023 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Assessment Study Via Digital Images

NCT03267004
View directory record Official record
Conditions
Diet Habit
Interventions
Dietary Assessment of Meal A using images taken by Sony Smarteyeglass, Dietary Assessment of Meal B using Images taken by Sony Smarteyeglass
Device
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 7, 2025 · Synced Sep 2, 2026, 4:22 PM EDT
Active, not recruiting Not applicable Interventional

Diet and Health in Adults With Metabolic Syndrome

NCT03935048
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Higher protein, low glycemic load diet
Dietary Supplement
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
18 Years to 85 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 2, 2026, 4:22 PM EDT
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Retention of Potassium From Potatoes and Potassium Gluconate, and the Effect on Blood Pressure.

NCT02697708
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 8, 2018 · Synced Sep 2, 2026, 4:22 PM EDT
Not listed Not applicable Interventional

Metabolomics Initiative: Mediterranean-amplified vs Habitual Western Diet on Food Signatures, Health, and Microbiome

NCT05500976
View directory record Official record
Conditions
Dietary Habits
Interventions
Semi-controlled dietary intervention - Western, Semi-controlled dietary intervention - MiniMed
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
30 Years to 69 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Common Meals on Appetite and Satiety

NCT06472011
View directory record Official record
Conditions
Healthy
Interventions
lean steak and potatoes, lentil and sweet potato chili, macaroni and cheese, fish tacos, chicken and pea fried rice, pita and hummus, creamy pork pasta
Other
Lead sponsor
San Diego State University
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Sep 2, 2026, 4:22 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, 4:22 PM EDT
Completed Not applicable Interventional

The Effects of a High Protein Diet on Microbiota, Gastrointestinal Function and Wellness in Older Women

NCT02445560
View directory record Official record
Conditions
Aging
Interventions
Probiotic capsule and Fiber Sachet, Probiotic capsule and Placebo sachet, Placebo capsule and Fiber Sachet, Placebo capsule and Placebo sachet
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older · Female only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
2
States / cities
Gainesville, Florida • Ocala, Florida
Source: ClinicalTrials.gov public record
Updated Mar 28, 2018 · Synced Sep 2, 2026, 4:22 PM EDT
Withdrawn Not applicable Interventional

Memory-Updating Technique to Reduce Food Craving and High Calorie Food Intake Among Individuals With Overweight/Obesity

NCT04077385
View directory record Official record
Conditions
Overweight, Obesity, Craving, Eating Behavior
Interventions
Retrieval-extinction (R-E) Training, Extinction Training
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 59 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Lifestyle Modification and Potato Consumption

NCT01771926
View directory record Official record
Conditions
Obesity
Interventions
potatoes, other carbohydrate
Other
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
20 Years to 65 Years
Enrollment
107 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 2, 2018 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Consumption of Potatoes, Avocados and Chickpeas and Cognitive Function in Older Adults

NCT01620567
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
avocado, potato or chickpea
Other
Lead sponsor
Tufts University
Other
Eligibility
50 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 18, 2019 · Synced Sep 2, 2026, 4:22 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, 4:22 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Diet Synergy in Muscle Protein Synthesis

NCT07367854
View directory record Official record
Conditions
Muscle Protein Synthetic Response to Protein, Muscle Protein Synthesis, Muscle Health, Protein Metabolism, Recreational Activities, Isotope Labeling
Interventions
Resistance Exercise, Potato and Beef, Bread and Beef, Beef
Behavioral · Dietary Supplement
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
19 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioavailability of Phytonutrients From Novel Preparations of Broccoli

NCT03773497
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Common Snack Combination, Cheesy Broccoli Snack, Cheesy Broccoli with Daikon Radish Snack, Uncooked Broccoli Snack
Other
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
21 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Beltsville, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 2, 2019 · Synced Sep 2, 2026, 4:22 PM EDT
Completed Not applicable Interventional

Evaluation of Jarro-Dophilus EPS® Probiotic Formulations

NCT02693314
View directory record Official record
Conditions
Healthy
Interventions
Jarro-Dophilus EPS® (5 billion CFU/capsule), Jarro-Dophilus EPS® High Potency (25 billion CFU/capsule), Placebo
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 50 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 22, 2018 · Synced Sep 2, 2026, 4:22 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, 4:22 PM EDT