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ClinicalTrials.gov public records Last synced Oct 20, 2026, 8:02 AM EDT

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Showing 1–24 of 48 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Glycemic Index Clear all
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of Low Glycemic Index Nutritional Shake on Glucose Regulation in Overweight and Obese Adults

NCT06856460
View directory record Official record
Conditions
Hyperglycemia, Obesity Prevention
Interventions
powder shake with very low glycemic index, Ceral Breakfast
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
25 Years to 65 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 13, 2026 · Synced Oct 20, 2026, 8:02 AM 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 26, 2019 · Synced Oct 20, 2026, 8:02 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Glycemic Index of Sweet Corn

NCT06847815
View directory record Official record
Conditions
Glycemic Index
Interventions
Sweet corn, Glucose Tolerance Drink
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Glycemic Index and Brain Function

NCT01064778
View directory record Official record
Conditions
Obesity
Interventions
Low GI, High GI
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
3
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 2, 2012 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Carbohydrates and Related Biomarkers

NCT00622661
View directory record Official record
Conditions
Healthy, Overweight
Interventions
Low Glycemic Load Diet, High Glycemic Load Diet
Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 45 Years
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 5, 2012 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional Results available

Effect of Dietary Glycemic Index on Beta-cell Function

NCT01386645
View directory record Official record
Conditions
Impaired Glucose Tolerance, Oxidative Stress, Prediabetes, Impaired Fasting Glucose
Interventions
low glycemic index (LGI) diet, high glycemic index (HGI) diet plus placebo (PLAC), high glycemic index diet plus N-acetylcysteine
Other · Drug
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years to 65 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 12, 2020 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

STUDY: Effects of Potatoes in a Weight Loss Program

NCT01186393
View directory record Official record
Conditions
Obesity
Interventions
Control, Low Glycemic Index, High Glycemic Index
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
2
States / cities
Davis, California • Mather, California
Source: ClinicalTrials.gov public record
Updated May 18, 2015 · Synced Oct 20, 2026, 8:02 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Protein, Amino Acids & Insulin & Glucagon Secretion in Humans

NCT01471509
View directory record Official record
Conditions
Type 2 Diabetes, Metabolic Syndrome
Interventions
water, glucose with or without amino acid
Other
Lead sponsor
Minneapolis Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 80 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1982 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 8, 2017 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Fiber on Appetite and Digestion Hormones

NCT01050101
View directory record Official record
Conditions
Psychological Phenomena and Processes, Nutrition Physiological Phenomena
Interventions
No fiber, Low GI high fiber viscous meal, Low GI high fiber non-viscous
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
18 Years and older · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 27, 2021 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Fiber on Glycemic Index

NCT02615327
View directory record Official record
Conditions
Healthy
Interventions
8 g Polydextrose, 12 g Polydextrose, 16 g Polydextrose, Placebo
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
20 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 27, 2021 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Pasta on Blood Glucose Response in Normal Subjects

NCT01469312
View directory record Official record
Conditions
Blood Glucose Concentration, Type 2 Diabetes, Metabolic Syndrome
Interventions
modified pasta
Other
Lead sponsor
Minneapolis Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 11, 2011 · Synced Oct 20, 2026, 8:02 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Low-Glycemic (LGI) Diet in Pregnant People With Epilepsy

NCT06175247
View directory record Official record
Conditions
Epilepsy
Interventions
Low Glycemic Index Diet
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Mango Consumption on Individuals with Pre-diabetes

NCT05571800
View directory record Official record
Conditions
PreDiabetes, Obesity
Interventions
Mango, Placebo
Other
Lead sponsor
Florida State University
Other
Eligibility
50 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Oct 20, 2026, 8:02 AM EDT
Terminated Not applicable Interventional

A Nutritional Intervention in Police Officers

NCT02651480
View directory record Official record
Conditions
Overweight, Blood Pressure, Diabetes Mellitus, Type 2
Interventions
Plant-based diet, Control Group
Dietary Supplement
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 20, 2026, 8:02 AM EDT
Withdrawn Not applicable Interventional

Plant-Based Dietary Intervention in Type 2 Diabetes-2

NCT01931631
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Low-fat, low-Glycemic Index, vegan diet, ADA diet
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional

Plant-Based Dietary Intervention in Type 2 Diabetes

NCT00276939
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Low-fat, low-Glycemic Index, vegan diet
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 7, 2012 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Early Phase 1 Interventional

Effect of High-Legume Diet on Colorectal Cancer Risk

NCT00339469
View directory record Official record
Conditions
Inflammation, Prevention and Control, Colonic Neoplasms, Diet, Insulin
Interventions
LIFE
Dietary Supplement
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
35 Years to 75 Years · Male only
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2018
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Oct 20, 2026, 8:02 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 20, 2026, 8:02 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Providing Personally Tailored Dietary Suggestions Using Individual Microbiome and Glycemic Index Response.

NCT02945514
View directory record Official record
Conditions
Healthy Volunteers
Interventions
DayTwo machine learning algorithm
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
327 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 28, 2018 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fiber Effects on Glycemic Index

NCT02831738
View directory record Official record
Conditions
Healthy
Interventions
Polydextrose, Control Treatment
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
20 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 27, 2021 · Synced Oct 20, 2026, 8:02 AM 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 20, 2020 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Phase 4 Interventional

Lifestyle Modification for Obesity-Related Type 2 Diabetes

NCT00415688
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Overweight, Obesity
Interventions
Low carbohydrate, ketogenic diet, Low glycemic index, reduced calorie diet
Behavioral
Lead sponsor
Robert C. Atkins Foundation
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 25, 2006 · Synced Oct 20, 2026, 8:02 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

GRAPE • Glycemic Response of Amylopectin Containing Drinks

NCT03916692
View directory record Official record
Conditions
Glycemic Index
Interventions
Carbohydrate drink, Energy smart Carbohydrate blend, Liquid Dextrose
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
30 Years to 55 Years · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 8, 2022 · Synced Oct 20, 2026, 8:02 AM EDT
Completed Phase 2Phase 3 Interventional

Low Glycemic Load Diets in Latino Children at Risk for Type 2 Diabetes

NCT01068197
View directory record Official record
Conditions
Obesity, Type 2 Diabetes Mellitus
Interventions
Low Glycemic Load Diet versus Low Fat Diet
Behavioral
Lead sponsor
Nazrat Mirza
Other
Eligibility
7 Years to 14 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 9, 2014 · Synced Oct 20, 2026, 8:02 AM EDT