Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 26, 2026, 9:24 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
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
Conditions
Diabetes
Interventions
Insulin Guidance Software
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 60 Years
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Aurora, Colorado
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
Completed Not applicable Interventional Accepts healthy volunteers

Glycemic Index and CVD: a Crossover Feeding Study

NCT00141076
Conditions
Obesity
Interventions
low vs high glycemic index diet
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

Medtronic Treat to Range (TTR) Closed-Loop Control

NCT01490151
Conditions
Diabetes Mellitus, Type 1 Diabetes, Metabolic and Nutritional Disorders
Interventions
TTR controller (Medtronic)
Device
Lead sponsor
Stanford University
Other
Eligibility
15 Years to 30 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Stanford, California
Terminated Not applicable Interventional Accepts healthy volunteers

GRAPE • Glycemic Response of Amylopectin Containing Drinks

NCT03916692
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
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
Conditions
Breast Cancer
Interventions
Low Glycemic Diet
Behavioral
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
40 Years to 60 Years · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
1
States / cities
Buffalo, New York
Conditions
Glycemic Index
Interventions
Fruit, Fruit juice, Fruit juice plus fiber
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
20 Years to 45 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional

The Breakfast Study

NCT00593307
Conditions
Glycemic Response, Hunger
Interventions
high GI, Low GI, Low GI Low Carb, High GI Low carb
Other
Lead sponsor
Temple University
Other
Eligibility
21 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
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
Not listed Not applicable Interventional Accepts healthy volunteers

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

NCT06175247
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
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
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
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
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
Completed Not applicable Interventional Accepts healthy volunteers

Glycemic Index - Variability Among Individuals

NCT01023646
Conditions
Diabetes, Obesity, Metabolic Syndrome, Cardiovascular Disease
Interventions
Carbohydrate + Protein, Carbohydrate + Fat, Fiber, Carbohydrate load
Other
Lead sponsor
Tufts University
Other
Eligibility
18 Years to 85 Years
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

Continuous Glucose Monitoring to Measure Effect of Glycemic Index

NCT01145547
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
Completed Not applicable Interventional Accepts healthy volunteers

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

NCT00260858
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
Active, not recruiting Not applicable Interventional

Low GI Diet in Children and Adolescents With ALL

NCT03157323
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
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Glycemic Index of Sweet Corn

NCT06847815
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 – 2026
U.S. locations
2
States / cities
Gainesville, Florida
Conditions
Diabetes, Diabetes Mellitus, Type 2
Interventions
biphasic insulin aspart 30
Drug
Lead sponsor
Novo Nordisk A/S
Industry
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
15
States / cities
Phoenix, Arizona • La Jolla, California • DeLand, Florida + 11 more
Completed Not applicable Interventional Accepts healthy volunteers

Glycemic Index and Brain Function

NCT01064778
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