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ClinicalTrials.gov public records Last synced Sep 28, 2026, 6:13 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Results available

Intermittent Fasting and a No-Sugar Diet for Long COVID Symptoms

NCT06214455
View directory record Official record
Conditions
Long Covid19, Long COVID
Interventions
Low sugar diet and 10-12 hour eating window, Low sugar diet, 8 hour eating window and fasting
Other
Lead sponsor
Pacific Northwest University of Health Sciences
Other
Eligibility
19 Years to 69 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Boulder, Colorado • Yakima, Washington
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Sep 28, 2026, 6:13 PM EDT
Not yet recruiting Phase 4 Interventional

Nutrition Intervention Combined With Resmetirom for MASH

NCT07680478
View directory record Official record
Conditions
Metabolic Dysfunction-Associated Steatohepatitis (MASH)
Interventions
Resmetirom therapy, Comprehensive nutritional intervention, Standard dietary support
Drug · Behavioral
Lead sponsor
City University of New York
Other
Eligibility
18 Years to 75 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Time Restricted Eating With or Without a Fiber Supplement for Weight Management in Pediatric Cancer Survivors

NCT05826184
View directory record Official record
Conditions
Weight, Body
Interventions
Time restircted eating, Time restricted eating + prebiotic
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 39 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Sep 28, 2026, 6:13 PM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Liver Glycogen and Hypoglycemia in Humans

NCT03241706
View directory record Official record
Conditions
Hypoglycemia; Iatrogenic
Interventions
Low Fructose, Saline, Somatostatin, Insulin, Glucagon, Dextrose solution, High Fructose
Drug
Lead sponsor
Jason Winnick
Other
Eligibility
21 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2028
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 24, 2025 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional

Cooking Matters for Diabetes - A 6-Week Program for Practical Application of Diabetes Self-Management Education

NCT04152811
View directory record Official record
Conditions
Diabetes Mellitus, Type 1 Diabetes, Type 2 Diabetes
Interventions
Cooking Matters for Diabetes, Usual Diabetes Care
Behavioral · Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 19, 2021 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Modulation of the Intestinal Microbiome by a High Protein Diet

NCT04812964
View directory record Official record
Conditions
Obesity
Interventions
Protein powder supplement, standard dosage based on 0.5 gram protein per pound of subject's lean body mass, Protein powder supplement, High Level Protein, based on 1 gram of protein per pound of lean body mass: 25% protein and 45% carbohydrate
Dietary Supplement
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
20 Years to 60 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Diet Composition on Performance, Expenditure, Blood Lipids, and Appetite Hormones in Highly Trained Cyclists

NCT04097171
View directory record Official record
Conditions
Endurance Cycling Performance
Interventions
Diet
Other
Lead sponsor
Texas Christian University
Other
Eligibility
18 Years to 65 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Oct 4, 2021 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional

Effect of South Beach Diet (SBD™) Using SBD™ Products Compared to the American Diabetic Association (ADA) Diabetes Meal Plan on Body Weight and Satiety in Diabetic Women

NCT00931034
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
South Beach Diet with South Beach Diet Products, American Diabetes Association Diabetes Meal Plan
Behavioral
Lead sponsor
Mondelēz International, Inc.
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
6
States / cities
Northridge, California • Bradenton, Florida • Miami, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2009 · Synced Sep 28, 2026, 6:13 PM EDT
Recruiting Not applicable Interventional

Efficacy and Safety of a Ketogenic Diet in Type 1 Diabetes

NCT06503809
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Ketogenic Diet, Standard Diet
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Sep 28, 2026, 6:13 PM EDT
Recruiting Not applicable Interventional

Role of Race in Nutritional Approach in Men on ADT

NCT06682390
View directory record Official record
Conditions
Prostate Cancer Metastatic Disease
Interventions
Hypocaloric anti-inflammatory diet
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Male only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Phase 3 Interventional Results available

Action to Control Cardiovascular Risk in Diabetes (ACCORD)

NCT00000620
View directory record Official record
Conditions
Atherosclerosis, Cardiovascular Diseases, Hypercholesterolemia, Hypertension, Diabetes Mellitus, Type 2, Diabetes Mellitus, Coronary Disease
Interventions
Anti-hyperglycemic Agents, Anti-hypertensive Agents, Blinded fenofibrate or placebo plus simvastatin
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
40 Years to 79 Years
Enrollment
10,251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2012
U.S. locations
6
States / cities
Minneapolis, Minnesota • New York, New York • Winston-Salem, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2016 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional Results available

Ketogenic Diet in Advanced Cancer

NCT01716468
View directory record Official record
Conditions
Cancer
Interventions
Ketogenic Diet
Other
Lead sponsor
VA Pittsburgh Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 8, 2016 · Synced Sep 28, 2026, 6:13 PM EDT
Enrolling by invitation Not applicable Interventional

Ketogenic Diet in Rheumatoid Arthritis (RA)

NCT05799768
View directory record Official record
Conditions
Rheumatoid Arthritis, Inflammation, Obesity, Ketogenic Dieting, Metabolic Syndrome
Interventions
Ketogenic diet
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 65 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Phase 1 Interventional Results available

Reducing Dyskinesia in Parkinson's Disease With Omega-3 Fatty Acids

NCT01563913
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Docosahexaenoic Acid (DHA), Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
21 Years to 99 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 28, 2018 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Protein Blend Supplementation During Exercise Training on Muscle Growth and Strength

NCT01749189
View directory record Official record
Conditions
Muscle
Interventions
Blend, Whey, Placebo
Dietary Supplement
Lead sponsor
DuPont Nutrition and Health
Industry
Eligibility
18 Years to 35 Years · Male only
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 6, 2019 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

United States Pre-Market Tobacco Application Pharmacokinetics

NCT03719391
View directory record Official record
Conditions
Nicotine Dependence, Nicotine Dependence, Cigarettes, Tobacco Use, Tobacco Smoking
Interventions
Virginia Tobacco flavored JUUL 5% ENDS, Cool Mint flavored JUUL 5% ENDS, Mango flavored JUUL 5% ENDS, Creme Brulee flavored JUUL 5% ENDS, VUSE Solo e-cigarette, Nicorette White Ice Mint 4mg nicotine polacrilex gum, Usual Brand combustible cigarette
Other
Lead sponsor
Juul Labs, Inc.
Industry
Eligibility
21 Years to 65 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 13, 2021 · Synced Sep 28, 2026, 6:13 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effect of a Synbiotic Supplement on a High-protein Diet

NCT03123510
View directory record Official record
Conditions
Obesity
Interventions
Bifidobacterium spp plus bimuno- galacto-oligosaccharides, Placebo
Dietary Supplement
Lead sponsor
South Dakota State University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Brookings, South Dakota
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CO-OP Trial: Community-based Outreach on Obesity in Pregnancy

NCT01841424
View directory record Official record
Conditions
Obesity, Pregnancy
Interventions
Dietary counseling. Maintain a food diary.
Behavioral
Lead sponsor
University of Missouri, Kansas City
Other
Eligibility
Female only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
2
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 29, 2018 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional

Diet and Exercise in Pompe Disease

NCT02363153
View directory record Official record
Conditions
Pompe Disease, Glycogen Storage Disease Type II, Lysosomal Storage Diseases
Interventions
Diet and Exercise
Other
Lead sponsor
University of Florida
Other
Eligibility
15 Years to 55 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 13, 2021 · Synced Sep 28, 2026, 6:13 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 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Zero Calorie Drink Products

NCT00525694
View directory record Official record
Conditions
Obesity
Interventions
Glucose tolerance test, glucose tolerance test solution, Diet Coke, Coke Zero
Other
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Jul 10, 2016 · Synced Sep 28, 2026, 6:13 PM EDT
Completed Not applicable Interventional

Group and Mobile Care for Gestational Diabetes

NCT03026218
View directory record Official record
Conditions
Gestational Diabetes
Interventions
GlucoseMama application with blood sugar monitoring and carb monitoring., Group prenatal care for GDM.
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 51 Years · Female only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 21, 2022 · Synced Sep 28, 2026, 6:13 PM EDT
Active, not recruiting Early Phase 1 Interventional

The Gut, Liver And Metabolome in Human Immunodeficiency Virus and Non Alcoholic Fatty Liver Disease

NCT06113003
View directory record Official record
Conditions
HIV, Non-Alcoholic Fatty Liver Disease, Metabolic-Associated Steatotic Liver Disease
Interventions
Prebiotic, Probiotic
Dietary Supplement
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 89 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Sep 28, 2026, 6:13 PM EDT
Not yet recruiting Not applicable Interventional

A Plant-Based Diet in the Treatment of Coronary Microvascular Dysfunction

NCT07821372
View directory record Official record
Conditions
Coronary Microvascular Dysfunction
Interventions
Polyphenol-Rich Plant-Based Diet
Other
Lead sponsor
Emory University
Other
Eligibility
45 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Sep 28, 2026, 6:13 PM EDT