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Showing 1–24 of 89 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Glucose Drink Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Increased Protein at Breakfast for Weight Management in Overweight Adolescents

NCT03146442
View directory record Official record
Conditions
Obesity, Adolescent
Interventions
Breakfast
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
13 Years to 21 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Sep 24, 2026, 12:26 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Exogenous and Endogenous Risk Factors for Early-onset Colorectal Cancer

NCT05732623
View directory record Official record
Conditions
Colorectal Cancer, Early Onset Colorectal Cancer, Diet Habit, Risk Reduction
Interventions
Semi Quantitative Food Frequency Questionnaire (SQFFQ)
Behavioral
Lead sponsor
San Raffaele University
Other
Eligibility
18 Years to 49 Years
Enrollment
2,300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2035
U.S. locations
2
States / cities
Denver, Colorado • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 24, 2026, 12:26 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Opportunistic Screening for Prediabetes and Early Diabetes in Primary Care

NCT00787839
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Prediabetic State
Interventions
Glucose challenge test, Glucose tolerance test
Other
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
1,939 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 26, 2015 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Glucose and Motivation States

NCT07255183
View directory record Official record
Conditions
Motivation
Interventions
Exercise, Sugar Drink, Non-sugar beverage
Behavioral · Dietary Supplement
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dopamine and Insulin Resistance

NCT00802204
View directory record Official record
Conditions
Obesity
Interventions
PET scan, Oral glucose tolerance test, MRI, Psychological scales to assess attitudes and behaviors related to eating and quality of life, Caloric Restriction
Radiation · Procedure · Behavioral + 1 more
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 60 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 9, 2017 · Synced Sep 24, 2026, 12:26 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Glycemic Index of Commonly Consumed Sweeteners

NCT02931578
View directory record Official record
Conditions
Healthy
Interventions
Glucose100, Glucose50, Glucose42, Oral Glucose Tolerance Test
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 45 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 25, 2019 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Prebiotic Sodas on Satiety and Metabolic Responses in Healthy Men

NCT07105826
View directory record Official record
Conditions
Olipop, Poppi, Coca Cola - Classic, Diet Coke
Interventions
Prebiotic Soda 1, Prebiotic Soda 2, Diet Soda, Regular Coke
Other
Lead sponsor
Texas Christian University
Other
Eligibility
18 Years to 40 Years · Male only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Effects of Non-nutritive Sweeteners

NCT02413424
View directory record Official record
Conditions
Obesity
Interventions
Sucralose, Water, glucose load
Dietary Supplement · Other
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years to 40 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 20, 2017 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Role of Glucagon In Glucose Control in Cystic Fibrosis Related Diabetes

NCT02398383
View directory record Official record
Conditions
Cystic Fibrosis, Cystic Fibrosis Related Diabetes
Interventions
Oral Glucose Tolerance Test, Mixed Meal Tolerance Test, Hypoglycemic Clamp
Other
Lead sponsor
Yale University
Other
Eligibility
12 Years to 45 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 25, 2020 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional

The Snack Study: The Feasibility of Changing Night-time Food Choices to Improve Glucose Tolerance in Pregnancy

NCT02634593
View directory record Official record
Conditions
Glucose Intolerance, Obesity
Interventions
Low glycemic load snacks
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 24, 2019 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional Results available

Glutamine and Insulin Sensitivity in Type I Diabetes

NCT01467063
View directory record Official record
Conditions
Type I Diabetes Mellitus
Interventions
Glutamine, Placebo
Dietary Supplement
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
13 Years to 19 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 13, 2021 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional Results available

Fasting Versus Fed: Effect of Oral Intake Prior to the Glucose Tolerance Test in Pregnancy

NCT04547023
View directory record Official record
Conditions
Gestational Diabetes, Diagnoses Disease, Pregnancy in Diabetic, Glucose, High Blood
Interventions
Fasting before gestational diabetes screen, Per oral intake of food and drink
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Nov 20, 2022 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Phase 4 Interventional Results available

Long Term Antihypertensive Exposure and Adverse Metabolic Effects: PEAR Follow-Up Study

NCT01409434
View directory record Official record
Conditions
Drug Induced Hyperglycemia, Secondary Hyperlipidemia
Interventions
Oral Glucose Tolerance Test
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 75 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 15, 2014 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Food Preservative on Glucose Homeostasis

NCT01179945
View directory record Official record
Conditions
Overweight
Interventions
benzoate containing test drinks, non sodium benzoate containing test drinks
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 35 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 30, 2012 · Synced Sep 24, 2026, 12:26 PM EDT
Completed No phase listed Observational

Collection of Breath and Sweat to Identify Indicators of Hypoglycemia

NCT03600116
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 23, 2022 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional Results available

Exercise Snacks and Glutamine to Improve Glucose Control in Adolescents With Type 1 Diabetes

NCT03199638
View directory record Official record
Conditions
Diabetes Mellitus, Type 1, Autoimmune Diseases, Diabetes Mellitus, Endocrine System Diseases, Glucose Metabolism Disorders, Immune System Diseases, Metabolic Diseases
Interventions
Glutamine vs. Placebo, Exercise
Drug · Behavioral
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
13 Years to 19 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced Sep 24, 2026, 12:26 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Role of Sweetness in Glucose Regulation

NCT03844230
View directory record Official record
Conditions
Obesity
Interventions
Control - Inhibition, Experimental I- Inhibition, Experimental II- Inhibition, Control- Stimulation, Experimental I- Stimulation, Experimental II- Stimulation, Sensory Evaluation
Other
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
21 Years to 40 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Champaign, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 26, 2021 · Synced Sep 24, 2026, 12:26 PM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Comparison of the Short-Term Effect of Dietary Carbohydrate Restriction Versus Exogenous Ketone Supplementation on Myocardial Glucose Suppression and Timing to Achieve a State of Ketosis Using FDG PET/CT Serial Imaging

NCT04275453
View directory record Official record
Conditions
Healthy
Interventions
FDG, Ketone Drink, Ketogenetic Diet
Drug · Dietary Supplement · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 15, 2020 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Amino Acid/Electrolyte-based Beverages on Hydration Status

NCT03559101
View directory record Official record
Conditions
Dehydration
Interventions
Distilled water, Medical Food 1, Medical Food 2, Pedialyte, Gatorade
Other
Lead sponsor
W. Larry Kenney
Other
Eligibility
18 Years to 90 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 14, 2018 · Synced Sep 24, 2026, 12:26 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Macronutrient Distribution and Plasma Metabolites to Model Meals Composition

NCT04928872
View directory record Official record
Conditions
Glucose Metabolism
Interventions
Predefined meal
Combination Product
Lead sponsor
Texas A&M University
Other
Eligibility
60 Years to 85 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Feb 20, 2022 · Synced Sep 24, 2026, 12:26 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

BATokines as Biomarkers of Brown Fat in Humans

NCT05050240
View directory record Official record
Conditions
Healthy Lifestyle
Interventions
Cooling Vest Procedure, Fasting overnight
Other
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 28 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Sep 24, 2026, 12:26 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Dynamic Connectivity Under Metabolic Constraints

NCT04106882
View directory record Official record
Conditions
Insulin Resistance, Healthy, Diet Modification, Aging
Interventions
Ketones, Glucose
Drug
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 79 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
2
States / cities
Charlestown, Massachusetts • Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Sep 26, 2019 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Glucose Tolerance in Healthy Overweight Adults

NCT00974831
View directory record Official record
Conditions
Overweight
Interventions
Amino Acid Drink Mixture, Glucose drink
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
20 Years to 45 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 24, 2010 · Synced Sep 24, 2026, 12:26 PM EDT
Completed Not applicable Interventional

Effects of Dietary Fructose Reduction in Children With Hepatic Steatosis

NCT01188083
View directory record Official record
Conditions
Non-alcoholic Fatty-liver Disease
Interventions
Fructose Drink, Glucose Drink
Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
11 Years to 18 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 20, 2013 · Synced Sep 24, 2026, 12:26 PM EDT