Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 22, 2026, 12:26 PM EDT

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Showing 1–24 of 36 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Impaired Glucose Tolerance
Interventions
0 mg placebo, 300 mg GSE, 600 mg GSE, 900 mg GSE
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
40 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Obesity, Polycystic Ovary Syndrome, Prehypertension, PreDiabetes, Cardiovascular Risk Factor, Metabolic Syndrome
Interventions
Heat therapy
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Eugene, Oregon
Conditions
Pre-Gestational Diabetes, Type2diabetes, Pregnancy in Diabetic, Pregnancy, High Risk, Gestational Diabetes, Gestational Diabetes Mellitus in the Puerperium
Interventions
Immediate inpatient postpartum OGTT, Standard of care 4-12 week postpartum OGTT
Diagnostic Test
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older · Female only
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Gestational Diabetes, Pregnancy, Obesity
Interventions
Not listed
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
2
States / cities
Cleveland, Ohio
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
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of Vitamin D and Omega-3 Supplementation for Preventing Diabetes

NCT01633177
Conditions
Type 2 Diabetes
Interventions
Vitamin D3, Omega-3 fatty acid (fish oil), Vitamin D3 placebo, Fish oil placebo
Dietary Supplement · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
22,220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Rebreathing-induced Hypoxia and Glucose Levels

NCT05422430
Conditions
Hypoxemia
Interventions
Rebreathing-induced hypoxia, Spontaneous breathing
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Austin, Texas
Withdrawn No phase listed Observational Accepts healthy volunteers

Oral Glucose Tolerance Testing (OGTT) on Patients Taking Somatostatin Analogs

NCT01371045
Conditions
Acromegaly
Interventions
Oral Glucose Tolerance Test (OGTT)
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Cystic Fibrosis, Cystic Fibrosis-related Diabetes
Interventions
Oral glucose tolerance test
Diagnostic Test
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
10 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Continuous Glucose Monitoring, Oral Glucose Tolerance, Insulin Sensitivity, Inflammatory Markers
Interventions
Non-Nutritive Sweetener Intake and impact on glucose homeostasis
Other
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Blacksburg, Virginia
Conditions
Hypertension
Interventions
Glucose
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Gainesville, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Personalized Dietary Program and Markers of Wellness

NCT03424395
Conditions
Healthy, Metabolism
Interventions
Personalized dietary and wellness program
Other
Lead sponsor
Habit, LLC
Industry
Eligibility
30 Years to 65 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Camden, New Jersey
Completed Phase 1 Interventional Accepts healthy volunteers

Single Dose Study Of PF-04308515 And Prednisone On Carbohydrate

NCT01199029
Conditions
Healthy
Interventions
PF-04308515, Prednisone
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Kalamazoo, Michigan
Recruiting No phase listed Observational

Pregnancy and Postpartum CGM in GDM

NCT07174245
Conditions
Gestational Diabetes
Interventions
continuous glucose monitor
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Continuous Glucose Monitoring, Oral Glucose Tolerance, Insulin Sensitivity, Inflammatory Markers
Interventions
Non-Nutritive Sweetener Intake and impact on glucose homeostasis
Other
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
40 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Blacksburg, Virginia
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Evaluation of Kisspeptin Glucose-Stimulated Insulin Secretion With Oral Glucose Tolerance Test

NCT04958109
Conditions
Metabolic Diseases
Interventions
Oral Glucose Tolerance Test, Kisspeptin, Placebo
Diagnostic Test · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Gestational Diabetes, Pregnancy Related
Interventions
Observational
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
2,179 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
9
States / cities
New Haven, Connecticut • Honolulu, Hawaii • Chicago, Illinois + 5 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effects of Altering Physical Activity on Cardiometabolic Health

NCT01879059
Conditions
Insulin Resistance
Interventions
Exercise
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
19 Years to 35 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Columbia, Missouri
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of 2-Week Nightly Moderate Hypoxia on Glucose Tolerance in Individuals With Type 2 Diabetes

NCT02513641
Conditions
Type 2 Diabetes
Interventions
Hypoxico Altitude Training Systems
Device
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
20 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
2
States / cities
Baton Rouge, Louisiana
Conditions
Sjogren's Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Type 1 Diabetes
Interventions
GTT@Home
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
8 Years to 45 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Healthy
Interventions
PF-04171327, Prednisone
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Kalamazoo, Michigan
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Blood Sugar Take Care and Glucose Metabolism

NCT01554020
Conditions
Prediabetes
Interventions
Blood Sugar Take Care, Placebo
Dietary Supplement
Lead sponsor
NewChapter, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
San Francisco, California
Conditions
Type 2 Diabetes
Interventions
L-citrulline, Placebo
Dietary Supplement
Lead sponsor
Texas Tech University
Other
Eligibility
40 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Lubbock, Texas