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ClinicalTrials.gov public records Last synced Nov 15, 2026, 3:19 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 413 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: Low carbohydrate diet Clear all

Conditions: Autologous Transplant, Myeloma
Interventions: Mycobiome Supporting Diet; Behavioral
Lead sponsor: Case Comprehensive Cancer Center; Other
Eligibility: 18 Years and older
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2025
U.S. locations: 1
States / cities: Cleveland, Ohio

Conditions: Insulin Sensitivity
Interventions: Sevelamer, Synbiotic, Maltodextrin, High Fat diet, Low Fat diet; Drug · Other
Lead sponsor: The University of Texas Health Science Center at San Antonio; Other
Eligibility: 18 Years to 65 Years
Enrollment: 20 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2020
U.S. locations: 1
States / cities: San Antonio, Texas

Conditions: Malignant Glioma
Interventions: Modified Atkins Diet, Fitness Program; Behavioral
Lead sponsor: NYU Langone Health; Other
Eligibility: 18 Years to 100 Years
Enrollment: 15 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2026
U.S. locations: 1
States / cities: New York, New York

Conditions: Aging, Healthy Diet
Interventions: Low Added Sugar Diet, High Added Sugar Diet; Other
Lead sponsor: University of Delaware; Other
Eligibility: 50 Years to 64 Years
Enrollment: 44 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2024
U.S. locations: 1
States / cities: Newark, Delaware

Conditions: Pregnancy, Child Development
Interventions: DHA, Sugar pill; Dietary Supplement
Lead sponsor: University of Chicago; Other
Eligibility: 18 Years to 34 Years · Female only
Enrollment: 168 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2027
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Weight Gain
Interventions: Control, LCD; Behavioral
Lead sponsor: Virginia Commonwealth University; Other
Eligibility: 18 Years and older
Enrollment: 42 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2023
U.S. locations: 1
States / cities: Richmond, Virginia

Conditions: Absence Epilepsy, Ketogenic Dieting, Epilepsy, Absence
Interventions: Modified Atkins Diet, Absence epilepsy medications; Other · Drug
Lead sponsor: Johns Hopkins University; Other
Eligibility: 3 Years to 12 Years
Enrollment: 40 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2028
U.S. locations: 1
States / cities: Baltimore, Maryland

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

Conditions: Type2 Diabetes
Interventions: Low Carbohydrate Diet, Time Restricted Feeding; Other
Lead sponsor: University of Wisconsin, Madison; Other
Eligibility: 18 Years to 80 Years
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2022
U.S. locations: 3
States / cities: Madison, Wisconsin

Conditions: Aging
Interventions: Western Diet, Non-Western Diet; Other
Lead sponsor: University of Colorado, Boulder; Other
Eligibility: 18 Years to 79 Years
Enrollment: 120 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2021
U.S. locations: 1
States / cities: Boulder, Colorado

Conditions: Idiopathic Intracranial Hypertension
Interventions: Acetazolamide, Placebo, Formal weight loss counselling program; Drug · Behavioral
Lead sponsor: St. Luke's-Roosevelt Hospital Center; Other
Eligibility: 18 Years to 60 Years
Enrollment: 165 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2014
U.S. locations: 39
States / cities: Birmingham, Alabama • Los Angeles, California • Waterbury, Connecticut + 31 more

Conditions: Diabetes Mellitus, Type 1
Interventions: Ketogenic diet, food delivery and education, Standard diet, food delivery and education; Other
Lead sponsor: Boston Children's Hospital; Other
Eligibility: 5 Years to 12 Years
Enrollment: 52 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2029
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Gestational Diabetes Mellitus
Interventions: Low-Carbohydrate/Higher Fat Diet, High Carbohydrate/Low fat diet; Other
Lead sponsor: University of Colorado, Denver; Other
Eligibility: 18 Years to 40 Years · Female only
Enrollment: 35 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2015
U.S. locations: 1
States / cities: Aurora, Colorado

Conditions: Healthy Participants
Interventions: Low-Glycemic Breakfast Containing Oats and Mango, High-Glycemic Breakfast Containing Cereal and Mango, Low-Glycemic Breakfast Containing Oats and Table Sugar, High-Glycemic Breakfast Containing Cereal and Table Sugar; Other
Lead sponsor: Ball State University; Other
Eligibility: 18 Years to 45 Years
Enrollment: 24 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025 – 2026
U.S. locations: 1
States / cities: Muncie, Indiana

Conditions: Alzheimer Disease
Interventions: Lifestyle medicine; Behavioral
Lead sponsor: Preventive Medicine Research Institute; Other
Eligibility: 45 Years to 90 Years
Enrollment: 51 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2023
U.S. locations: 4
States / cities: San Diego, California • Sausalito, California • Boston, Massachusetts + 1 more

Conditions: Medication Adherence, Retention in Care
Interventions: My Personal Health Guide, My Personal Food Guide; Behavioral
Lead sponsor: University of Illinois Chicago; Other
Eligibility: 18 Years to 34 Years · Male only
Enrollment: 315 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2024
U.S. locations: 1
States / cities: Chicago, Illinois

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

Conditions: Obesity, Infertility, Hypogonadotropic Hypogonadotropism, Hyperinsulinemia
Interventions: Insulin, Intralipid, Dextrose, Heparin, GnRH, Hyperinsulinemic Euglycemic Clamp; Drug · Procedure
Lead sponsor: University of Colorado, Denver; Other
Eligibility: 18 Years to 38 Years · Female only
Enrollment: 84 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2026
U.S. locations: 1
States / cities: Aurora, Colorado

Conditions: Overweight, Cardiovascular Diseases
Interventions: Low Fat and High Carbohydrate Diet, High Fat and Low Carbohydrate Diet; Behavioral
Lead sponsor: Brigham and Women's Hospital; Other
Eligibility: 21 Years to 75 Years
Enrollment: 21 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2013
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Morbid Obesity, Non-alcoholic Fatty Liver Disease
Interventions: low carbohydrate diet, low-fat diet; Other
Lead sponsor: University of Michigan; Other
Eligibility: 18 Years to 55 Years
Enrollment: 31 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2012
U.S. locations: 1
States / cities: Ann Arbor, Michigan

Conditions: Insulin Resistance
Interventions: Hi-maize starch (Low dose), Hi-maize starch (High-dose), Control (starch); Other
Lead sponsor: Ingredion Incorporated; Industry
Eligibility: 18 Years to 69 Years
Enrollment: 32 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010
U.S. locations: 1
States / cities: Glen Ellyn, Illinois

Conditions: Obesity, Insulin Resistance
Interventions: Low-Carbohydrate Diet, Low-Fat Diet; Behavioral
Lead sponsor: Stanford University; Other
Eligibility: 18 Years to 50 Years
Enrollment: 61 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012 – 2013
U.S. locations: 1
States / cities: Stanford, California

Conditions: Tobacco Use Disorder, Homelessness
Interventions: Nicotine Patches, mobile contingency management (mCM), Smoking cessation counseling, Nicotine rescue method, Bupropion; Drug · Behavioral
Lead sponsor: VA Office of Research and Development; Federal
Eligibility: 18 Years to 70 Years
Enrollment: 133 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2018
U.S. locations: 1
States / cities: Durham, North Carolina

Conditions: Metabolic Syndrome, Non-alcoholic Fatty Liver Disease, Obesity
Interventions: Low-fat diet, Low-carbohydrate diet; Other
Lead sponsor: University of Texas Southwestern Medical Center; Other
Eligibility: 20 Years to 65 Years
Enrollment: 24 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2013
U.S. locations: 1
States / cities: Dallas, Texas

Search by objective public record fields.

Mycobiome Supporting Diet to Reduce GI Toxicity Associated With ASCT

Mechanism of Microbiome-induced Insulin Resistance in Humans (Aim 1)

Fitness and Nutrition in Glioma

The Effects of Added Sugar Intake on Brain Blood Flow and Hippocampal Function in Midlife Adults

Improving Maternal and Child Health Through Prenatal Fatty Acid Supplementation

Impact of a LCD on Metabolic Inflexibility and Cardiovascular Risk in Liver Transplant Patients

Ketogenic Diet for New-Onset Absence Epilepsy

Carbohydrates and Related Biomarkers

Low-Carb/Time-restricted Feeding Protocol in Insulin-Using Type 2 Diabetics

Age-associated Arterial Dysfunction, Western Diet, and Aerobic Exercise: Role of the Gut Microbiome

Idiopathic Intracranial Hypertension Treatment Trial

Carbohydrate Beta Cell Function and Glucose Control in Children With Diabetes

Role of Macronutrient Diet Composition and Infant Metabolic Outcomes in Gestational Diabetes

Glycemic/Insulinemic Effects of Fresh Mango as a Sugar Substitute in Realistic Breakfasts.

Can Lifestyle Changes Reverse Early-Stage Alzheimer's Disease

An Avatar-based Mobile Phone Intervention to Promote Health in African American MSM

A Pilot and Feasibility Study to Evaluate High vs Low Glycemic Index Mixed Meal Tolerance Test in Adolescents and Young Adults With Cystic Fibrosis

Reprometabolic Syndrome Mediates Subfertility in Obesity

Dietary Fat and High-Density Lipoprotein (HDL) Metabolism-Effect of Carbohydrate and Fat Intake

Effect of Macrocomposition on Nonalcoholic Fatty Liver Disease (NAFLD) in Bariatric Surgery Candidates

Effects of Hi-maize Resistant Starch on Insulin Sensitivity

Weight Loss Diet Study: Low Carb vs Low Fat

Abstinence Reinforcement Therapy (ART) for Homeless Veteran Smokers

Effect of Dietary Macronutrient Composition