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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 9, 2026, 9:56 PM 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 49 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: mixed meal tolerance test Clear all
Completed Phase 1Phase 2 Interventional Results available

Closed-Loop Glucagon Pump for Treatment of Post-Bariatric Hypoglycemia

NCT03255629
View directory record Official record
Conditions
Post-bariatric Hypoglycemia
Interventions
glucagon, Closed loop glucagon pump
Drug · Device
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 5, 2022 · Synced Sep 9, 2026, 9:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Postprandial Inflammation and Nuts (PIN) in Older Adults

NCT06348771
View directory record Official record
Conditions
Healthy Aging, Overweight and Obesity
Interventions
monounsaturated fatty acids (MUFA) peanut meal
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
55 Years and older
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
2
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 9, 2026, 9:56 PM 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 17, 2025 · Synced Sep 9, 2026, 9:56 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 18, 2024 · Synced Sep 9, 2026, 9:56 PM 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 14, 2026 · Synced Sep 9, 2026, 9:56 PM 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 21, 2026 · Synced Sep 9, 2026, 9:56 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

GLUCOSE-MGH: Genetic Links Understood Through Challenge With Oral Semaglutide Exposure at MGH

NCT06003153
View directory record Official record
Conditions
Genetic Predisposition, Metabolic Diseases, Type 2 Diabetes
Interventions
oral semaglutide, Mixed Meal Tolerance Test (MMTT)
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Sep 9, 2026, 9:56 PM 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 24, 2024 · Synced Sep 9, 2026, 9:56 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Human Models of Selective Insulin Resistance: Alpelisib, Part I

NCT06354088
View directory record Official record
Conditions
Insulin Resistance, Prediabetic State, Overweight and Obesity, Non-Alcoholic Fatty Liver Disease
Interventions
Alpelisib 300 mg, Placebo, [1-13C] sodium acetate, [6,6-2H2] D-glucose, Mixed Meal Tolerance Test, Nestlé BOOST Plus
Drug · Diagnostic Test · Dietary Supplement
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 9, 2026, 9:56 PM 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 14, 2026 · Synced Sep 9, 2026, 9:56 PM 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 17, 2014 · Synced Sep 9, 2026, 9:56 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 27, 2026 · Synced Sep 9, 2026, 9:56 PM EDT
Not yet recruiting Phase 2 Interventional

Verapamil Effect in Cystic Fibrosis-related Dysglycemia

NCT07688070
View directory record Official record
Conditions
Cystic Fibrosis Related Diabetes, Cystic Fibrosis (CF), Abnormal Glucose Tolerance
Interventions
Verapamil Hydrochloride
Drug
Lead sponsor
Rhode Island Hospital
Other
Eligibility
14 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Boston, Massachusetts • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 9, 2026, 9:56 PM 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 8, 2015 · Synced Sep 9, 2026, 9:56 PM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Evaluation of Kisspeptin Glucose-Stimulated Insulin Secretion With Physiologic Mixed Meal Tolerance

NCT04532801
View directory record Official record
Conditions
Insulin, Glucose, Healthy Volunteers, Women, Pregnancy
Interventions
Kisspeptin-10, mixed meal tolerance test
Drug · Other
Lead sponsor
Stephanie B. Seminara, MD
Other
Eligibility
18 Years to 40 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Sep 9, 2026, 9:56 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Mechanisms of Post-Bariatric Hypoglycemia

NCT04428866
View directory record Official record
Conditions
Hypoglycemia
Interventions
Continuous Glucose Monitoring, activity monitor, Mixed meal tolerance test, Glucagon Sensitivity Testing, Hypoglycemic Hyperinsulinemic Clamp, analysis of fecal microbiome
Diagnostic Test
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 70 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 4, 2024 · Synced Sep 9, 2026, 9:56 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Eating Almonds Before a Meal to Control Blood Sugar

NCT07603739
View directory record Official record
Conditions
Glucose Control, Prediabetes (Insulin Resistance, Impaired Glucose Tolerance), Precision Medicine, Nutrition
Interventions
Premeal almond ingestion
Dietary Supplement
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
25 Years to 50 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 9, 2026, 9:56 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 23, 2015 · Synced Sep 9, 2026, 9:56 PM EDT
Completed Phase 2 Interventional Results available

Ox Bile- Conjugated Bile Acids Sodium in Type II Diabetes Mellitus

NCT02871882
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Obese, Overweight
Interventions
Gastric Emptying test, Mixed Oral Glucose Tolerance test, Conjugated bile acids sodium, Placebo
Radiation · Other · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 30, 2023 · Synced Sep 9, 2026, 9:56 PM 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 6, 2016 · Synced Sep 9, 2026, 9:56 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Routine Validation and Reproducibility Testing of Laboratory Measures and Research Techniques Used for Metabolism Research (VAL)

NCT06286761
View directory record Official record
Conditions
Obesity
Interventions
endothelial cell collection
Other
Lead sponsor
Bettina Mittendorfer
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 9, 2026, 9:56 PM EDT
Completed Not applicable Interventional Results available

Effect of Chronic Incretin-based Therapy in Cystic Fibrosis

NCT01879228
View directory record Official record
Conditions
Cystic Fibrosis, Pancreatic Insufficiency
Interventions
Sitagliptin, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 7, 2022 · Synced Sep 9, 2026, 9:56 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Role of Nutrient Transit in Hyperinsulinemic Hypoglycemia

NCT04615546
View directory record Official record
Conditions
Post-Bariatric Hypoglycemia
Interventions
Use of Continuous Glucose Monitor (CGM), Use of "Cardea Solo" monitoring
Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Sep 9, 2026, 9:56 PM EDT
Completed No phase listed Observational

Glycemic Index in Mitochondrial Disease

NCT02284334
View directory record Official record
Conditions
Mitochondrial Diseases
Interventions
test meal
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
7 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 19, 2020 · Synced Sep 9, 2026, 9:56 PM EDT