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

Incorporating Avocados in Meals

NCT01271829
View directory record Official record
Conditions
Satiety, Glycemic Index, Insulin, Gastrointestinal Peptides and Hormones
Interventions
Avocado supplement, Avocado included
Dietary Supplement
Lead sponsor
Loma Linda University
Other
Eligibility
23 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2014 · Synced Sep 4, 2026, 11:50 PM 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 26, 2021 · Synced Sep 4, 2026, 11:50 PM 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 8, 2014 · Synced Sep 4, 2026, 11:50 PM 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 24, 2006 · Synced Sep 4, 2026, 11:50 PM EDT
Suspended 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 Jun 26, 2025 · Synced Sep 4, 2026, 11:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Continuous Glucose Monitoring to Measure Effect of Glycemic Index

NCT01145547
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Dexcom Seven® Plus Continuous Glucose Monitoring sensor
Device
Lead sponsor
Legacy Health System
Other
Eligibility
Not listed
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 22, 2015 · Synced Sep 4, 2026, 11:50 PM EDT
Active, not recruiting Not applicable Interventional

Low GI Diet in Children and Adolescents With ALL

NCT03157323
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia, Pediatric, Obesity, Pediatric
Interventions
Low Glycemic Index Diet
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
5 Years to 21 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
5
States / cities
Hartford, Connecticut • Washington D.C., District of Columbia • Buffalo, New York + 2 more
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 4, 2026, 11:50 PM EDT
Completed Phase 3 Interventional

Effect of Insulin Glargine in Insulin Naïve Subjects With Type 2 Diabetes on Oral Hypoglycemic Agent(s)

NCT00653341
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
insulin glargine, NPH human insulin
Drug
Lead sponsor
Sanofi
Industry
Eligibility
30 Years to 70 Years
Enrollment
764 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2001
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 19, 2009 · Synced Sep 4, 2026, 11:50 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 4, 2026, 11:50 PM EDT
Completed Not applicable Interventional

A Low Glycemic Load Diet During Pregnancy in Overweight Women

NCT00364403
View directory record Official record
Conditions
Overweight, Pregnancy
Interventions
Low glycemic load, Low fat diet
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
25 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 29, 2010 · Synced Sep 4, 2026, 11:50 PM EDT
Completed Not applicable Interventional

Low-GI Diet Vs High-GI Diet in Individuals with SCI

NCT05334342
View directory record Official record
Conditions
Spinal Cord Injuries, Postprandial Hypotension, Glucose Metabolism Disorders
Interventions
Low-GI Diet, High-GI Diet
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 65 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Sep 4, 2026, 11:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

GI Interlab 2 Study: Measuring the Glycaemic Index (GI) of Foods

NCT00260858
View directory record Official record
Conditions
Healthy
Interventions
Test Meal: Reference food (glucose or white bread), Test Meal: Pirate's Booty, Test Meal: Ceaprove wafer, Test Meal: Stretch Island Strawberry Fruit Leather
Drug
Lead sponsor
Glycaemic Index Testing, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
3
States / cities
Gainsville, Florida • Buffalo, New York • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 8, 2006 · Synced Sep 4, 2026, 11:50 PM 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 Jun 30, 2025 · Synced Sep 4, 2026, 11:50 PM 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 6, 2012 · Synced Sep 4, 2026, 11:50 PM 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 4, 2012 · Synced Sep 4, 2026, 11:50 PM 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 7, 2022 · Synced Sep 4, 2026, 11:50 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 4, 2026, 11:50 PM EDT
Completed Phase 1Phase 2 Interventional

Diabetic Educational Eating Plan

NCT00473811
View directory record Official record
Conditions
Low-GI Dietary Education, ADA Dietary Education
Interventions
Low GI, ADA diet
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 29, 2012 · Synced Sep 4, 2026, 11:50 PM 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 19, 2024 · Synced Sep 4, 2026, 11:50 PM EDT
Completed Not applicable Interventional

Practice Based Nutrition Intervention-2

NCT01700868
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Vegan diet, American Diabetes Association guidelines
Other
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Oct 19, 2015 · Synced Sep 4, 2026, 11:50 PM 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 11, 2020 · Synced Sep 4, 2026, 11:50 PM 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 15, 2019 · Synced Sep 4, 2026, 11:50 PM EDT
Completed Not applicable Interventional Results available

Dietary Glycemic Index, Brain Function and Food Intake in Patients With Type 1 Diabetes Mellitus

NCT02772783
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
high GI meal, low GI meal, euglycemic insulin clamp, primed-variable insulin infusion
Other · Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 17, 2021 · Synced Sep 4, 2026, 11:50 PM 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 10, 2011 · Synced Sep 4, 2026, 11:50 PM EDT