Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 28, 2026, 3:45 AM EDT

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

Showing 1–24 of 85 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Meal Tolerance Test Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Sleep and Meal Timing on Food Intake Regulation

NCT02347020
View directory record Official record
Conditions
Obesity, Diabetes Mellitus, Type II, Cardiovascular Disease
Interventions
Normal Sleep/ Normal Meal, Normal Sleep/ Late Meal, Late Sleep/ Normal Meal, Late Sleep/ Late Meal
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 49 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Oct 28, 2026, 3:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

ImpaCt Of Shiftwork on METabolic Flexibility and Skeletal Muscle Clocks

NCT05820490
View directory record Official record
Conditions
Metabolic Health
Interventions
Whole Room Calorimeter, Mixed-Meal Tolerance Test (MMTT), Core Body Temperature, Morningness-Eveningness Questionnaire, Muscle Biopsy, Serial Blood Sampling
Other · Procedure
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Phase 2 Interventional

Comparison of Nutritional Products for People With Type 2 Diabetes

NCT00520065
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
enteral nutritional formula, Diabetes specific enteral product
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
18 Years to 75 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 4, 2008 · Synced Oct 28, 2026, 3:45 AM EDT
Enrolling by invitation No phase listed Observational

Physiologic and Functional Adaptations of Insulin Sensitive Tissues

NCT03407833
View directory record Official record
Conditions
Diabetes, Insulin Resistance, Obesity, Bariatric Surgery Candidate, Roux-en-y Gastric Bypass, Liver Diseases
Interventions
Endoscopy biopsy, Surgical biopsy, Mixed-meal tolerance test, Excised Liver Tissue Sampling
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Oct 28, 2026, 3:45 AM EDT
Recruiting Phase 2 Interventional

GLP-1 Agonist Therapy in Cystic Fibrosis-Related Glucose Intolerance

NCT04731272
View directory record Official record
Conditions
Cystic Fibrosis, Pancreatic Insufficiency, Abnormal Glucose Tolerance, Diabetes
Interventions
Dulaglutide 0.75Mg/0.5Ml Inj Pen
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
2
States / cities
Aurora, Colorado • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Avocado and Postprandial Responses

NCT06818032
View directory record Official record
Conditions
Healthy, Healthy Volunteer, Healthy Volunteers, Healthy Adult, Healthy Male and Female Subjects, Healthy Subjects, Healthy Volunteers Only, Healthy Non-smokers
Interventions
Negative control, Avocado, Fat and fiber addition
Other
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
21 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 28, 2026, 3:45 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Sleep and Metabolism

NCT05775627
View directory record Official record
Conditions
Sleep Deprivation, Obesity, Glucose Intolerance, Weight Gain, Food Selection
Interventions
Sleep Restriction
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 3, 2024 · Synced Oct 28, 2026, 3:45 AM EDT
Not listed Not applicable Interventional

A Pilot and Feasibility Study to Evaluate High vs Low Glycemic Index Mixed Meal Tolerance Test in Adolescents and Young Adults With Cystic Fibrosis

NCT06350149
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Sugar Sweetened Beverages (SSB), Hi GI, Lo GI
Other
Lead sponsor
Emory University
Other
Eligibility
12 Years to 21 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 5, 2024 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Phase 3 Interventional

US Inhaled Insulin Dose Titration Study

NCT00246623
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Exubera (inhaled insulin), 8-point glucose diary (to assess pre- and post prandial glucoses), Meal Tolerance Test, 24-hour continuous glucose monitoring (at select sites), Pulmonary Function Testing, Hypoglycemic Event Monitoring, Laboratory Assessments, Nutritional Counseling and Diabetes Education
Drug · Procedure · Behavioral
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
16
States / cities
Birmingham, Alabama • Los Angeles, California • New Britain, Connecticut + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 8, 2008 · Synced Oct 28, 2026, 3:45 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Night Owl Metabolism

NCT06507722
View directory record Official record
Conditions
PreDiabetes, Overweight, Impaired Glucose Tolerance
Interventions
Timing of OGTT, Timing of Standardized Meal
Diagnostic Test · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 23 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Phase 3 Interventional

Glucose/Insulin Responses:Subjects With Type 2 Diabetes Consuming Diabetes-Specific vs Standard Nutritional Formulas

NCT00540488
View directory record Official record
Conditions
Diabetes Mellitus Type 2
Interventions
Adult enteral formula
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
18 Years to 75 Years
Enrollment
54 participants
Timeline
Started 2002
U.S. locations
2
States / cities
Chicago, Illinois • Charleston, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 15, 2007 · Synced Oct 28, 2026, 3:45 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Mechanisms of Hypoglycemia in Patients Without Diabetes

NCT04428723
View directory record Official record
Conditions
Hypoglycemia
Interventions
Entry of demographic and medical history data into a deidentified database, Blood sample for DNA analysis, Stool sample for microbiome analysis, Mixed meal tolerance test, Continuous glucose monitoring, activity monitor
Other · Genetic · Diagnostic Test
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 70 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Understanding Effects of Calcium on the Gut-Bone Axis

NCT06383117
View directory record Official record
Conditions
Healthy, Adult, Calcium, Bone Resorption, Endocrine; Obesity
Interventions
Calcium carbonate, Placebo Control
Dietary Supplement
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 45 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 25, 2024 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Phase 1 Interventional

Study of the Acute Metabolic Effect of Exenatide in Type 1 Diabetes

NCT01855490
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Exenatide
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 56 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 7, 2016 · Synced Oct 28, 2026, 3:45 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Study of Clinical Response to Acute Metformin By Leveraging Evaluations During a Mixed Meal Tolerance Test for Exploring Glycemia and GeneticS

NCT02087826
View directory record Official record
Conditions
Genetics, Metabolism, Type 2 Diabetes
Interventions
Mixed Meal Tolerance Test, Metformin
Other · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 79 Years
Enrollment
1,017 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Oct 28, 2026, 3:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Characterization of the Variability of Insulin Secretory Parameters in the Meal Tolerance and the Maximal Stimulation Tests of Healthy Subjects

NCT01454973
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Not listed
Lead sponsor
Foundation for the National Institutes of Health
Other
Eligibility
30 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 10, 2012 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Egg Consumption on Carotenoid Absorption From Co-consumed, Non-Egg Food

NCT01951313
View directory record Official record
Conditions
Will Consuming Eggs With a Mixed Vegetable Salad Increase Carotenoid Absorption
Interventions
Egg consumption
Other
Lead sponsor
Purdue University
Other
Eligibility
19 Years to 45 Years · Male only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 18, 2014 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Neulasta in Type 1 Diabetes

NCT00662519
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Neulasta (Pegylated), Placebo, Mixed Meal Tolerance Test (MMTT), Blood test, DNA Test
Drug · Dietary Supplement · Other
Lead sponsor
University of Florida
Other
Eligibility
12 Years to 45 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 9, 2015 · Synced Oct 28, 2026, 3:45 AM EDT
Completed No phase listed Observational

Characterization of the Variability of Insulin Secretory Parameters in the Meal Tolerance and the Maximal Stimulation Tests of Subjects With Type 2 Diabetes Mellitus

NCT01663220
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Not listed
Lead sponsor
Foundation for the National Institutes of Health
Other
Eligibility
30 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 14, 2013 · Synced Oct 28, 2026, 3:45 AM EDT
Recruiting Not applicable Interventional

PKU Protein Requirements

NCT07194993
View directory record Official record
Conditions
PKU
Interventions
Nonradioactive stable oral isotope, Test diet
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Phase 4 Interventional Results available

The Study of Exenatide Action on Vessel Function in Type 2 Diabetes and Prediabetes

NCT01181986
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Exenatide SC, Exenatide IV, Placebo SC, Exendin-9, Placebo IV
Drug
Lead sponsor
Carl T. Hayden VA Medical Center
Federal
Eligibility
35 Years to 70 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated May 20, 2014 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Fluid Milk in Attenuating Hyperglycemia and Hypertriglyceridemia After Meal

NCT02894112
View directory record Official record
Conditions
Oral Glucose Tolerance Test, High Fat Tolerance Test
Interventions
non-fat milk, carbohydrate control beverage, caloric control beverage
Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
20 Years to 40 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 9, 2016 · Synced Oct 28, 2026, 3:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sympathetic Activation in Obesity

NCT04946552
View directory record Official record
Conditions
Obesity, Healthy
Interventions
PET Scan, Mixed Meal Test, Muscle sympathetic nerve activity (MSNA), Oral Glucose Tolerance Test, Body Composition, Percent Body Fat & Percent Body Water (Tanita scale), CT Scan, Body Composition, Percent Body Fat & Percent Body Water (DXA Scan)
Diagnostic Test · Dietary Supplement · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 45 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 16, 2024 · Synced Oct 28, 2026, 3:45 AM EDT
Completed No phase listed Observational

Characterization of the Variability Of Insulin Secretory Parameters in the Meal Tolerance and the Maximal Stimulation Tests of Subjects With Prediabetes

NCT01663207
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Not listed
Lead sponsor
Foundation for the National Institutes of Health
Other
Eligibility
30 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jul 16, 2014 · Synced Oct 28, 2026, 3:45 AM EDT