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ClinicalTrials.gov public records Last synced Oct 23, 2026, 2:55 PM EDT

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Showing 73–96 of 406 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Test Meals Clear all
Terminated Not applicable Interventional

Exercise Training and Metabolic Flexibility in Prediabetes

NCT04051229
View directory record Official record
Conditions
PreDiabetes, Sedentary Lifestyle
Interventions
6-week exercise training program, Standardized isoenergetic high fat diet
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
2
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 7, 2023 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional

Continuous Glucose Monitoring for High-Risk Type 2 Diabetes in the Hospital (Cyber GEMS)

NCT05307237
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Dexcom G6 Continous Glucose Monitoring Management, Usual Care - Blinded Continuous Glucose Monitoring Management
Device
Lead sponsor
Scripps Whittier Diabetes Institute
Other
Eligibility
18 Years and older
Enrollment
518 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Chula Vista, California
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Phase 2 Interventional Results available

Linaclotide Safety and Efficacy in 2 to 5-Year-Old Participants With Functional Constipation

NCT04110145
View directory record Official record
Conditions
Functional Constipation
Interventions
Linaclotide, Placebo
Drug
Lead sponsor
Allergan
Industry
Eligibility
2 Years to 5 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
18
States / cities
Birmingham, Alabama • Hot Springs, Arkansas • Little Rock, Arkansas + 15 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2022 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Iron Absorption From Iron-enriched Aspergillus Oryzae

NCT03156712
View directory record Official record
Conditions
Iron-deficiency, Absorption; Iron, Anemia, Iron Deficiency, Bioavailability, Serum Iron
Interventions
Ferrous sulfate
Dietary Supplement
Lead sponsor
Iowa State University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Ames, Iowa
Source: ClinicalTrials.gov public record
Updated May 18, 2017 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Modulating Glucose Tolerance With Dietary Tyrosine

NCT03872557
View directory record Official record
Conditions
Glucose Tolerance
Interventions
Tyrosine (TYR) Supplementation
Dietary Supplement
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2021 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nitrate and Vitamin C on Vascular Health Oxidative Stress

NCT04283630
View directory record Official record
Conditions
Endothelial Dysfunction
Interventions
Dietary nitrate in the form of beetroot juice for all participnats, Nature Made vitamin c 1000 mg, Placebo
Dietary Supplement
Lead sponsor
David Travis Thomas
Other
Eligibility
50 Years to 70 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 25, 2020 · Synced Oct 23, 2026, 2:55 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Fluid Loading Countermeasures

NCT06467812
View directory record Official record
Conditions
Healthy
Interventions
Salt Tablets, Electrolyte Solution
Dietary Supplement
Lead sponsor
National Aeronautics and Space Administration (NASA)
Federal
Eligibility
25 Years to 55 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 10, 2024 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Assessing the Presence of Casomorphins in Human Plasma After Dairy Ingestion

NCT00360919
View directory record Official record
Conditions
Food Habits
Interventions
cheese ingestion
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 7, 2012 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

High Fructose Corn Syrup

NCT02018237
View directory record Official record
Conditions
Nonalcoholic Fatty Liver Disease, Obesity
Interventions
High fructose corn syrup diet, Standard diet (low in high fructose corn syrup)
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 27, 2017 · Synced Oct 23, 2026, 2:55 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Routine Validation and Reproducibility Testing of Laboratory Assays and Research Techniques Used for Endocrine, Cardiometabolic, and Musculoskeletal Disorder Research (VALD)

NCT07083557
View directory record Official record
Conditions
Obesity and Obesity-related Medical Conditions, Diabetes, Atherosclerotic Disease, Heart Failure, MASH, Sarcopenia, Osteoporosis, Hyperparathyroidism, Hypoparathyroidism, Ischemic Heart Disease, Cystic Fibrosis (CF), Chronic Kidney Disease(CKD), Osteopenia, Cachexia
Interventions
Endothelial cell collection
Other
Lead sponsor
Bettina Mittendorfer
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2030
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional

Binge Eating Self-help for Teens ONLINE Pilot and Feasibility Study

NCT06107387
View directory record Official record
Conditions
Binge Eating, Binge-Eating Disorder, Overweight or Obesity
Interventions
Binge Eating Self-help for Teens
Behavioral
Lead sponsor
Yale University
Other
Eligibility
12 Years to 17 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced Oct 23, 2026, 2:55 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

NAUTICAL: Effect of Natriuretic Peptide Augmentation on Cardiometabolic Health in Black Individuals

NCT04055428
View directory record Official record
Conditions
Diabetes Mellitus, Cardiovascular Diseases, Insulin Sensitivity/Resistance, Metabolic Disease, Natriuretic Peptides, Metabolism, Energy Expenditure
Interventions
Sacubitril, Valsartan 97-103 mg Oral Tablet, Valsartan 160 mg, Intravenous Glucose Tolerance Test, Standardized Meals, Exercise capacity VO2 maximum determination
Drug · Other · Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Nopales (Opuntia Spp.) on Lipoprotein Profile and Oxidative Stress in Moderately Hypercholesterolemic Adults

NCT02209493
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Food supplementation: nopales, Food supplementation: cucumber
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 70 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 7, 2014 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Examining the Effectiveness of Digestive Enzymes at Reducing Bloating and Stomach Distension

NCT05520411
View directory record Official record
Conditions
Stomach Distended, Bloating
Interventions
HUM Flatter Me
Dietary Supplement
Lead sponsor
HUM Nutrition, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2023 · Synced Oct 23, 2026, 2:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cardiovascular and Metabolic Responses to a Mixed Meal

NCT00882986
View directory record Official record
Conditions
Insulin Resistance
Interventions
Not listed
Lead sponsor
John Thyfault
Other
Eligibility
20 Years to 50 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study to Evaluate the Effects of Pre-Meal Whey Protein Microgels Administration on Post-Prandial Glycemic Response.

NCT04639726
View directory record Official record
Conditions
Dietary Supplement
Interventions
Whey Protein Micro Gel, Water without Whey Protein.
Dietary Supplement · Other
Lead sponsor
Société des Produits Nestlé (SPN)
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Tustin, California
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Bioequivalence of Duvelisib and Food Effect on Pharmacokinetics of IPI-145

NCT02307461
View directory record Official record
Conditions
Healthy
Interventions
IPI-145 (duvelisib), IPI-145
Drug
Lead sponsor
SecuraBio
Industry
Eligibility
18 Years to 50 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Behavioral Intervention to Reduce Sexual Risk Among African-American Men Who Have Sex With Men

NCT00691496
View directory record Official record
Conditions
HIV Infections
Interventions
Behavioral intervention to reduce sexual risk among African-American men who have sex with men
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older · Male only
Enrollment
326 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 13, 2012 · Synced Oct 23, 2026, 2:55 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Diabetes/ Endocrine Surveillance in SDS

NCT04275479
View directory record Official record
Conditions
Shwachman-Diamond Syndrome
Interventions
Oral Glucose Tolerance Test, Modified Oral Glucose Tolerance Test, Modified Mixed Meal Tolerance Test, Continuous Glucose Monitor, Food Diary, Medical History Questionnaires
Diagnostic Test · Other · Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
3 Years and older
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced Oct 23, 2026, 2:55 PM EDT
Withdrawn Phase 4 Interventional

Pilot Study of Exenatide Pharmacokinetics and Pharmacodynamics in Gestational Diabetes

NCT00572689
View directory record Official record
Conditions
Gestational Diabetes
Interventions
Exenatide, Buccal/blood Sample Collection
Drug · Genetic
Lead sponsor
Georgetown University
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 21, 2015 · Synced Oct 23, 2026, 2:55 PM EDT
Completed Not applicable Interventional

Glycemic Response in Adults With Type 2 Diabetes

NCT05166200
View directory record Official record
Conditions
Glycemic Control
Interventions
Experimental Formula, Test Meal
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
21 Years to 75 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
2
States / cities
Miami, Florida • Gurnee, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 28, 2022 · Synced Oct 23, 2026, 2:55 PM EDT
Not listed Not applicable Interventional

Pilot of Home Visitation Services for Patients With a Diabetes Diagnosis

NCT03374098
View directory record Official record
Conditions
Diabetes
Interventions
Home Visitiation, Education
Behavioral
Lead sponsor
Delta Health Alliance
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Leland, Mississippi
Source: ClinicalTrials.gov public record
Updated Jul 23, 2020 · Synced Oct 23, 2026, 2:55 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of Quercetin on Metabolic Health

NCT05297032
View directory record Official record
Conditions
Quercetin, Lipid Metabolism, Aging
Interventions
Quercetin Phytosome
Dietary Supplement
Lead sponsor
Thorne HealthTech, Inc
Industry
Eligibility
20 Years to 70 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Summerville, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 10, 2023 · Synced Oct 23, 2026, 2:55 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Prediabetes Stratification by Multi-omics Profile After Food Intake

NCT06005051
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, PreDiabetes
Interventions
Dietary intervention
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced Oct 23, 2026, 2:55 PM EDT