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Showing 1–24 of 686 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Glucose Tolerance Impaired Clear all
Completed No phase listed Observational Results available

Antihypertensive Medication Exposure as Risk for Impaired Glucose Tolerance: A PEAR Sub-Study

NCT01099397
View directory record Official record
Conditions
Prediabetic State
Interventions
Oral glucose tolerance test
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 2, 2018 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Investigation of PJ vs. Sugar on Glucose Levels in Healthy and Prediabetic Subjects

NCT04591782
View directory record Official record
Conditions
Diabete Type 2, Pre Diabetes
Interventions
PomJuice, Water, Sugar Water
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years to 50 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced Sep 16, 2026, 2:57 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Insulin and Insulin Pulses During Fasting

NCT06424015
View directory record Official record
Conditions
PreDiabetes
Interventions
Intralipid and heparin, Saline
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
25 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 30, 2025 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Healthy Body Healthy Souls in the Marshallese Population

NCT03377244
View directory record Official record
Conditions
Weight Loss, Pre Diabetes, Overweight and Obesity
Interventions
HBHS, HBHS Policy, WORD DPP
Behavioral
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Jan 28, 2021 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Results available

The National Diabetes Prevention Program in Rural Communities

NCT05387434
View directory record Official record
Conditions
PreDiabetes, Weight Loss, Lifestyle Risk Reduction
Interventions
Diabetes Prevention Program-Remote (DPP-R), Diabetes Prevention Program-Facebook (DPP-FB)
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Dec 7, 2023 · Synced Sep 16, 2026, 2:57 PM EDT
Terminated Phase 2 Interventional Results available

Interventional Bioremediation of Microbiota in Metabolic Syndrome

NCT02730962
View directory record Official record
Conditions
Pre-Diabetes
Interventions
Vancomycin, Placebo, Neomycin, Clindamycin, Fecal Microbiota Transplantation
Drug · Other · Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Sep 16, 2026, 2:57 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Study of RE.DOCTOR Vitals® Software Accuracy

NCT06237322
View directory record Official record
Conditions
Respiratory Disorder, Cardiovascular Diseases, Diabetes, Pre-Diabetes, Primary Care
Interventions
Not listed
Lead sponsor
RE.DOCTOR LLC
Industry
Eligibility
13 Years to 80 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Feb 4, 2024 · Synced Sep 16, 2026, 2:57 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

The Effect of Blueberries on Enhancing Insulin Sensitivity in Humans: A Pilot Study

NCT01005420
View directory record Official record
Conditions
Insulin Sensitivity
Interventions
Blueberry Powder, Placebo
Dietary Supplement
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
20 Years to 99 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 11, 2023 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Diabetes Prevention Program Pilot Study

NCT00729079
View directory record Official record
Conditions
Diabetes Prevention
Interventions
DPP
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 90 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
2
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Oct 11, 2015 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Early Phase Pre-Clinical and Initial Clinical Research on Epicatechin

NCT02330276
View directory record Official record
Conditions
Pre-diabetes
Interventions
(+)-Epicatechin
Drug
Lead sponsor
Veterans Medical Research Foundation
Other
Eligibility
21 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2017 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Vitamin D Deficiency and Vitamin D Supplementation on Glucose Metabolism

NCT00749918
View directory record Official record
Conditions
Prediabetes, Vitamin D Deficiency
Interventions
Cholecalciferol (vitamin D3)
Dietary Supplement
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 19, 2008 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy Liver - Healthy Brain

NCT05216796
View directory record Official record
Conditions
Metabolic Syndrome, Non-Alcoholic Fatty Liver Disease, NAFLD, Pre-diabetes
Interventions
Diet Intervention
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
40 Years and older
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Sep 16, 2026, 2:57 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Vascular Function, Endothelin, and Inflammation in Pre-diabetic Obesity Versus Lean Healthy Controls

NCT00837590
View directory record Official record
Conditions
Pre-diabetes, Obesity
Interventions
Chronic salsalate, Acute Salsalate
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 31, 2019 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study to Determine the Effect of Synbiotics in Patients With Pre-diabetes

NCT04428606
View directory record Official record
Conditions
PreDiabetes
Interventions
Metabolic Rheostat, Butyrate Ultra, Placebo
Dietary Supplement
Lead sponsor
Zhaoping Li
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 15, 2022 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Effect of Exenatide on Weight and Hunger in Obese, Healthy Women

NCT00456885
View directory record Official record
Conditions
Obesity, Impaired Glucose Tolerance
Interventions
exenatide, Placebo
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
25 Years to 60 Years · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 10, 2017 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Results available

Behavioral Economics and Self-Determination Theory to Change Diabetes Risk (BEST Change)

NCT04902326
View directory record Official record
Conditions
Pre Diabetes
Interventions
Automated educational text messages, Autonomy-supportive automated educational text messages, Financial incentives, Tailored text messages
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 28, 2024 · Synced Sep 16, 2026, 2:57 PM EDT
Recruiting Not applicable Interventional

New T-UP: Engaging Vulnerable Students in Diabetes Prevention

NCT07225218
View directory record Official record
Conditions
Prediabetes, Type 2 Diabetes
Interventions
Tailored DPP Intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
17 Years to 25 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Sep 16, 2026, 2:57 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Colesevelam HCl On Bile Acid Kinetics

NCT00476710
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Impaired Glucose Tolerance
Interventions
Colesevelam HCl
Drug
Lead sponsor
KineMed
Industry
Eligibility
40 Years to 60 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 31, 2015 · Synced Sep 16, 2026, 2:57 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Vitamin K and Glucose Metabolism in Children at Risk for Diabetes (Vita-K 'n' Kids Study)

NCT01972113
View directory record Official record
Conditions
Obesity, Insulin Resistance, Insulin Sensitivity, Prediabetes, Dyslipidemia, Diabetes
Interventions
Placebo-Control, Low-Dose Vitamin K2 (menaquinone-7; 45 mcg/d), High-Dose Vitamin K2 (menaquinone-7; 90 mcg/d)
Dietary Supplement
Lead sponsor
Augusta University
Other
Eligibility
8 Years to 17 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2020
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 18, 2019 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional

Postpartum Weight Loss and Exercise (PRIDE)

NCT01296516
View directory record Official record
Conditions
Gestational Diabetes, Glucose Intolerance
Interventions
Non-intervention group, Face to face, Telehelath Group
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 23, 2021 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

A Clinical Trial of Ginseng in Diabetes

NCT00781534
View directory record Official record
Conditions
Diabetes
Interventions
Ginseng, ginsenoside RE, Placebo (sugar pill)
Drug · Dietary Supplement
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 8, 2019 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Results available

Latinos Combating Diabetes

NCT01831921
View directory record Official record
Conditions
Pre Diabetes, Obesity, Metabolic Syndrome
Interventions
Lifestyle Weight Loss, Counseling
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 27, 2019 · Synced Sep 16, 2026, 2:57 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Study of Post-meal Blood Sugar Peaks in Association With Vascular Disease in Childhood Obesity

NCT00846521
View directory record Official record
Conditions
Pediatric Obesity, Insulin Resistance, Impaired Glucose Tolerance, Cardiovascular Disease
Interventions
Acarbose
Drug
Lead sponsor
Yale University
Other
Eligibility
12 Years to 25 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 30, 2013 · Synced Sep 16, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Vestibular Stimulation to Trigger Adipose Loss (VeSTAL) Clinical Trial

NCT03640286
View directory record Official record
Conditions
Obesity
Interventions
VeSTAL
Device
Lead sponsor
Neurovalens Ltd.
Industry
Eligibility
22 Years to 80 Years
Enrollment
241 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
3
States / cities
La Jolla, California • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 11, 2025 · Synced Sep 16, 2026, 2:57 PM EDT