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Showing 1–24 of 113 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: low glycemic diet Clear all
Completed Not applicable Interventional

Pilot and Feasibility Trial of a Telehealth Dietary Intervention for MS

NCT03372187
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
DIET-MS
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 22, 2020 · Synced Sep 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

High Quality Protein for Assisting With Weight Loss

NCT03085511
View directory record Official record
Conditions
Obesity
Interventions
Egg breakfast (EB), Weight Loss Counseling, Weight Loss Diet, Cereal Breakfast (CB)
Behavioral
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated May 29, 2019 · Synced Sep 21, 2026, 2:22 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 21, 2026, 2:22 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 17, 2015 · Synced Sep 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional

A Pilot Study to Determine the Efficacy of a Low Carbohydrate Diet in Treatment of Adolescents With Metabolic Syndrome

NCT00940966
View directory record Official record
Conditions
Elevated Triglycerides, Systolic Hypertension, Insulin Resistance, Abdominal Obesity
Interventions
standard ADA diet, energy restricted very-low carbohydrate diet, low glycemic diet
Dietary Supplement
Lead sponsor
CAMC Health System
Other
Eligibility
12 Years to 18 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional

Resveratrol-Leucine Metabolite Synergy in Pre-diabetes

NCT01593605
View directory record Official record
Conditions
Impaired Glucose Tolerance
Interventions
Resveratrol, resveratrol /HMB, Placebo treatment
Dietary Supplement · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 19, 2013 · Synced Sep 21, 2026, 2:22 AM 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 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Role of Carbohydrate Modification in Weight Management Among Obese Children

NCT00215111
View directory record Official record
Conditions
Childhood Obesity
Interventions
Low carbohydrate, reduced glycemic load, and a control diet
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
7 Years to 12 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 4, 2015 · Synced Sep 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional

The Effect of a Low-fat Vegan Dietary Intervention on Intracellular Lipid, Insulin Sensitivity, and Glycemic Control in Type 2 Diabetes

NCT06106035
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Diabetes Mellitus Type 2 in Obese
Interventions
low-fat vegan diet
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced Sep 21, 2026, 2:22 AM EDT
Recruiting Not applicable Interventional

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

NCT05640843
View directory record Official record
Conditions
Monoclonal Gammopathy of Undetermined Significance, Smoldering Multiple Myeloma
Interventions
Whole Foods Plant-based Diet, Algae Omega 3 + Curcumin, Placebo supplements
Other · Dietary Supplement
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
8
States / cities
Atlanta, Georgia • Basking Ridge, New Jersey • Middletown, New Jersey + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Sep 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of a Dietary Intervention on Insulin Requirements in Type 1 Diabetes

NCT04944316
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Dietary intervention
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 26, 2024 · Synced Sep 21, 2026, 2:22 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 21, 2026, 2:22 AM EDT
Recruiting Not applicable Interventional

Metabolic Impact and Compliance of Controlled, Varying, Mediterranean Diets in Pre-Surgical Prostate Cancer Populations (PROVISIONS)

NCT06487507
View directory record Official record
Conditions
Prostate Cancer
Interventions
Low fat diet, Lower carbohydrate diet
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 80 Years · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Sep 21, 2026, 2:22 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 21, 2026, 2:22 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 21, 2026, 2:22 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 21, 2026, 2:22 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 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional Results available

Impact of a Low-Carbohydrate Diet in Pediatric Type 1 Diabetes

NCT03997409
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Dietary Intervention
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
13 Years to 21 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 7, 2023 · Synced Sep 21, 2026, 2:22 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The CARING Study: Creating and Restoring Health Through Nutrition Guidance

NCT05795439
View directory record Official record
Conditions
Type2diabetes, Type 2 Diabetes Treated With Insulin
Interventions
Low-fat, vegan diet
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Sep 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

New DIETs: New Dietary Interventions Enhancing the Treatment for Weight Loss

NCT01742572
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Diet
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Sep 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An 18-month Trial of a Low Glycemic Load Diet

NCT00130299
View directory record Official record
Conditions
Obesity
Interventions
low glycemic load diet, low fat diet
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 35 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 29, 2010 · Synced Sep 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Metabolic Effects of Different Weight Loss Diets

NCT00422630
View directory record Official record
Conditions
Metabolic Syndrome X, Obesity, Insulin Resistance, Hypertension, Diabetes
Interventions
The DASH diet, The low glycemic Index Diet, Reduced calorie American Diet
Behavioral
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 45 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 12, 2011 · Synced Sep 21, 2026, 2:22 AM EDT
Completed Not applicable Interventional

Effect of Dairy Consumption on Glycemic Control, Body Weight and Cardiovascular Risk in Patients With Type 2 Diabetes

NCT02895867
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Full fat dairy, Low fat dairy, Control
Other
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 75 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Sep 21, 2026, 2:22 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 11, 2020 · Synced Sep 21, 2026, 2:22 AM EDT