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Showing 1–24 of 29 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Low Glycemic Index meals Clear all
Active, not recruiting Not applicable Interventional Results available

A Study of a Plant-Based Diet in People With Monoclonal Gammopathy of Undetermined Significance (MGUS) or Smoldering Multiple Myeloma (SMM)

NCT04920084
View directory record Official record
Conditions
Monoclonal Gammopathy of Undetermined Significance, Smoldering Multiple Myeloma
Interventions
Plant based meals
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Amount and Type of Dietary Carbohydrates on Risk for Cardiovascular Heart Disease and Diabetes

NCT00608049
View directory record Official record
Conditions
Overweight, Cardiovascular Diseases
Interventions
High carbohydrate and low glycemic index (GI) diet, Low carbohydrate and low GI diet, High carbohydrate and high GI diet, Low carbohydrate and high GI diet
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
30 Years and older
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
2
States / cities
Baltimore, Maryland • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 5, 2016 · Synced Sep 17, 2026, 5:00 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 10, 2011 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional

Low Glycemic Load Diet in Patients With Stage I-III Colon Cancer

NCT02129218
View directory record Official record
Conditions
Stage I Colon Cancer, Stage II Colon Cancer, Stage III Colon Cancer, Stage I Rectal Cancer, Stage II Rectal Cancer, Stage III Rectal Cancer
Interventions
questionnaire administration, laboratory biomarker analysis, Standard Dietary Intervention, Intensified Dietary Intervention, Low glycemic load, Medium Glycemic Load
Other · Behavioral
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
2
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 19, 2018 · Synced Sep 17, 2026, 5:00 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 1, 2012 · Synced Sep 17, 2026, 5:00 AM EDT
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 12, 2026 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Macronutrient Effects on Alzheimer's Disease (MEAL-2)

NCT02463084
View directory record Official record
Conditions
Prediabetic State, Insulin Resistance, Middle Age, Prehypertension, Mild Cognitive Impairment
Interventions
Low Diet, High Diet
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
45 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 8, 2018 · Synced Sep 17, 2026, 5:00 AM EDT
Not listed Not applicable Interventional

Blood Glucose Stability and Variability on Two Diets

NCT01443143
View directory record Official record
Conditions
Type 2 Diabetes, Obesity
Interventions
Portion-controlled diet, Usual Diet
Other · Dietary Supplement
Lead sponsor
Nutrisystem, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 28, 2011 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Replace Glycemic Load and Satiety Study

NCT01516333
View directory record Official record
Conditions
Glucose Blood, Glycemic Index
Interventions
High GL 107, Medium GL 76, Medium GL 68, Low GL 48
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 70 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 17, 2015 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

APOE Genotype and Diet Influences on Alzheimer's Biomarkers

NCT03070535
View directory record Official record
Conditions
Alzheimer's Disease; Dementia
Interventions
HIGH and LOW meal ingestion
Other
Lead sponsor
University of Washington
Other
Eligibility
55 Years and older
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 12, 2024 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Thermic & Lipemic Properties of Dietary Carbohydrates

NCT01354574
View directory record Official record
Conditions
Exogenous Obesity, Dietary Modification
Interventions
High Glycemic Index meals, Low Glycemic Index meals
Other
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
18 Years to 48 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2005
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jul 12, 2011 · Synced Sep 17, 2026, 5:00 AM EDT
Active, not recruiting Not applicable Interventional

Diet and Health in Adults With Metabolic Syndrome

NCT03935048
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Higher protein, low glycemic load diet
Dietary Supplement
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
18 Years to 85 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 17, 2026, 5:00 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 4, 2024 · Synced Sep 17, 2026, 5:00 AM EDT
Recruiting Not applicable Interventional

NOURISH - A Healthcare-community Partnership to Improve Nutrition for Optimal Glycemic Control and Pregnancy Outcomes With Pregestational Diabetes

NCT07560813
View directory record Official record
Conditions
Type 2 Diabetes, Type 1 Diabetes, Pregnancy, High Risk
Interventions
Mid-Ohio Food Farmacy (MOF+) produce delivery, Nutrition education with Dining with Diabetes (DWD), Health Impact Ohio Central Ohio Pathways Hub to address unmet social needs
Dietary Supplement · Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older · Female only
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Ovarian Morphology and Function in Overweight Women During Weight Loss

NCT01785719
View directory record Official record
Conditions
Weight Loss, Anovulation, Amenorrhea, Infertility
Interventions
Commercial Weight Loss Program
Behavioral
Lead sponsor
Cornell University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2023
U.S. locations
1
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 17, 2026, 5:00 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Increasing Lean Protein Intake in Preschool-age Children and Assessing Effects on Cognition and Select Health Outcomes

NCT06882252
View directory record Official record
Conditions
Diet Modification
Interventions
Low glycemic index diet
Other
Lead sponsor
Sibylle Kranz, PhD, RDN
Other
Eligibility
2 Years to 5 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 17, 2025 · Synced Sep 17, 2026, 5:00 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 26, 2021 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional

Brain Small Chain Fatty Acid Metabolism in Bipolar Disorder: Ketones

NCT06335875
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Ketone Ester Beverage, Low Glycemic Index Diet
Dietary Supplement · Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
2
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Redox Imbalance and the Development of Cystic Fibrosis Diabetes

NCT02202876
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Cystic Fibrosis
Interventions
Oral Glucose Tolerance Test, High Glycemic Index Meal, Low Glycemic Index Meal, Test Soda, Fruit juice
Other
Lead sponsor
Emory University
Other
Eligibility
1 Year and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 3, 2020 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional

Ayurveda Diet & Lifestyle Protocol for Type 2 Diabetes: A Feasibility Study

NCT07400276
View directory record Official record
Conditions
Type 2 Diabetes Mellitus (T2DM)
Interventions
Maharishi Ayurveda Lifestyle Program
Behavioral
Lead sponsor
Maharishi International University
Other
Eligibility
18 Years to 70 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Asheville, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional

Automated Telephone Nutrition Support

NCT01040676
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
Automated Telephone Nutrition Support
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 85 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Jun 25, 2012 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional Results available

Medtronic Treat to Range (TTR) Closed-Loop Control

NCT01490151
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 28, 2017 · Synced Sep 17, 2026, 5:00 AM EDT
Completed Not applicable Interventional Results available

Effect of Low Carbohydrate Versus Low Fat Diet in the Treatment of Dyslipidemia in Obese Children With Metabolic Syndrome

NCT03937960
View directory record Official record
Conditions
Metabolic Syndrome, Obesity, Dyslipidemias
Interventions
Carbohydrate restricted group, Standard low fat diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
10 Years to 18 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Dec 21, 2022 · Synced Sep 17, 2026, 5:00 AM 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 17, 2026, 5:00 AM EDT