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ClinicalTrials.gov public records Last synced Oct 7, 2026, 11:35 PM EDT

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Showing 97–120 of 412 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: low carbohydrate diet Clear all
Terminated Not applicable Interventional Accepts healthy volunteers

Ketogenic Dietary Patterns in Young Adults and Kidney Health

NCT05350657
View directory record Official record
Conditions
Ketogenic Diet, Kidney Injury
Interventions
Ketogenic Diet
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
20 Years to 40 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Short Term Ketone Supplementation and Cardiometabolic Health

NCT04236388
View directory record Official record
Conditions
Cardiovascular Risk Factor
Interventions
Ketone drink, Placebo drink
Dietary Supplement
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
50 Years to 75 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Blacksburg, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

d13C Added Sugar Intake Biomarker: Determining Validity in Children

NCT02455388
View directory record Official record
Conditions
Validation Studies
Interventions
High added sugar diet, Low added sugar diet
Dietary Supplement
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
6 Years to 18 Years
Enrollment
370 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Blacksburg, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 26, 2019 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional

Food Preparation Effects on Gut Bacteria in Patients on Peritoneal Dialysis

NCT02467530
View directory record Official record
Conditions
End Stage Renal Disease (ESRD)
Interventions
AGE
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 19, 2017 · Synced Oct 7, 2026, 11:35 PM EDT
Enrolling by invitation Phase 1Phase 2 Interventional

Autism Spectrum Disorder (ASD) Neurodevelopmental Disorder With Issues Social Behavior, Communication Issues, GI Dysfunction. Study is Multimodal Interventions Targeting These Pathways With cSVF, Stored MSCs, FMT and Diet Modification. Role of Autoimmunity, Gut-brain Issues, & Issues Examined.

NCT07546942
View directory record Official record
Conditions
Autism Spectrum Disorder, Autism, Autism Spectral Disorder
Interventions
Autologous MSC isolation, concentration, and cryopreservation of adult mesenchymal stem cells, Fecal Biomicrome Transplantation (FMT), Ketogenic RESET Diet Protocol, Trial combines use of cSVF and MSCs (cryopres) with diet modification and FMT (fecal material Transplant in adult ASD patients, FMT (Fecal Material Tranplantation), Use autologous cSVF + MSCs (cryo) for management of autoimmune component, anti-inflammatory and immune modulation
Procedure · Dietary Supplement · Behavioral + 1 more
Lead sponsor
Black Tie Medical, Inc.
Industry
Eligibility
10 Years to 90 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
2
States / cities
Hamilton, Montana
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional

Prader-Willi Syndrome Macronutrient Study

NCT02011360
View directory record Official record
Conditions
Prader Willi Syndrome, Syndromic Obesity, Childhood Obesity
Interventions
Low Carbohydrate diet, Low Fat diet
Other
Lead sponsor
Duke University
Other
Eligibility
5 Years to 17 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 14, 2016 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional

Low-Carbohydrate Diabetes Prevention Program Among Veterans With Prediabetes

NCT04881890
View directory record Official record
Conditions
PreDiabetes
Interventions
Low-Carbohydrate Diabetes Prevention Program
Behavioral
Lead sponsor
VA Ann Arbor Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 8, 2022 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional

A Carbohydrate-restricted Diet to Reverse Fatty Liver in Adolescents With Obesity

NCT02787668
View directory record Official record
Conditions
Non-alcoholic Fatty Liver Disease, Childhood Obesity, Insulin Resistance
Interventions
Carbohydrate-restricted diet, Control, low-fat diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
9 Years to 17 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 21, 2022 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional

Carbohydrate Restriction and Prostate Cancer Growth

NCT01763944
View directory record Official record
Conditions
Prostate Cancer
Interventions
Low carbohydrate diet
Behavioral
Lead sponsor
Duke University
Other
Eligibility
20 Years and older · Male only
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
3
States / cities
Los Angeles, California • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 12, 2018 · Synced Oct 7, 2026, 11:35 PM 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 13, 2024 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional

A Low-Carbohydrate Diabetes Prevention Program

NCT03258918
View directory record Official record
Conditions
PreDiabetes
Interventions
Low-Carbohydrate Diabetes Prevention Program
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 12, 2018 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional

Effect of a High Protein Diet on the 24-hour Profile of Ghrelin, GH (Growth Hormone) and IGF-1 (Insulin-like Growth Factor-1)

NCT00108225
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
LoBag Diet - test phase, LoBAG Diet - control phase
Other
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
55 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 1, 2014 · Synced Oct 7, 2026, 11:35 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Renal Metabolism of Glycolate to Oxalate

NCT04437225
View directory record Official record
Conditions
Healthy
Interventions
Low oxalate controlled Diet, Primed, continuous intravenous infusion of 13C2-Glycolate, Bolus intravenous infusion of 13C2-Glycolate, Oral bolus administration of 13C2-Glycolate
Dietary Supplement · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2030
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional Results available

Ketogenic Diet in Advanced Cancer

NCT01716468
View directory record Official record
Conditions
Cancer
Interventions
Ketogenic Diet
Other
Lead sponsor
VA Pittsburgh Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 9, 2016 · Synced Oct 7, 2026, 11:35 PM 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 29, 2011 · Synced Oct 7, 2026, 11:35 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

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

NCT03334201
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Oct 7, 2026, 11:35 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 11, 2011 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional

Web-Delivered Interventions for Blood Sugar Control for Individuals With Type 2 Diabetes

NCT02676648
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Multicomponent online program, Breath meter, Text messages, Diet-appropriate foods and cookbooks
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 9, 2021 · Synced Oct 7, 2026, 11:35 PM EDT
Terminated Not applicable Interventional

The Effects of a Low Carbohydrate, Non-Ketogenic Diet Versus Standard Diabetes Diet on Glycemic Control in Type 1 Diabetes

NCT03544892
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Low carbohydrate diet, Standard of care diet
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 30 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jan 13, 2020 · Synced Oct 7, 2026, 11:35 PM EDT
Recruiting Not applicable Interventional

The Effects of a Low Glycemic Load Diet on Dysglycemia and Body Composition in Adults With Cystic Fibrosis-Related Diabetes

NCT05723445
View directory record Official record
Conditions
Cystic Fibrosis, Cystic Fibrosis-related Diabetes, Cystic Fibrosis With Intestinal Manifestations
Interventions
Low Glycemic Load Diet
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Boston, Massachusetts • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 22, 2025 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Not applicable Interventional

The Effects of Nicotine Chewing Gum in Parkinson's Disease

NCT02452125
View directory record Official record
Conditions
Low Blood Pressure, Parkinsons Disease
Interventions
Nicotine gum
Dietary Supplement
Lead sponsor
New York Institute of Technology
Other
Eligibility
Not listed
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Old Westbury, New York
Source: ClinicalTrials.gov public record
Updated Jul 28, 2017 · Synced Oct 7, 2026, 11:35 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of Abuse Liability of Very Low Nicotine (VLN) Mentholated Cigarettes

NCT03559725
View directory record Official record
Conditions
Tobacco Use
Interventions
VLN menthol cigarettes (A), Usual Brand Menthol Cigarettes (B), Nicotine gum (C)
Other · Drug
Lead sponsor
22nd Century Group, Inc.
Industry
Eligibility
22 Years to 65 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 25, 2020 · Synced Oct 7, 2026, 11:35 PM 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 4, 2020 · Synced Oct 7, 2026, 11:35 PM EDT
Not listed Not applicable Interventional

A Prospective Evaluation of Health Services Outcomes and Emerging Cardiovascular Disease Biomarkers

NCT00820313
View directory record Official record
Conditions
Coronary Heart Disease, Biomarkers of Cardiovascular Disease
Interventions
Dr. Dean Ornish Program for Reversing Heart Disease
Behavioral
Lead sponsor
Preventive Medicine Research Institute
Other
Eligibility
21 Years and older
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Sausalito, California
Source: ClinicalTrials.gov public record
Updated Jan 12, 2009 · Synced Oct 7, 2026, 11:35 PM EDT