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ClinicalTrials.gov public records Last synced Oct 1, 2026, 11:40 AM EDT

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Showing 49–72 of 204 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Dietary Carbohydrate Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Evaluating the SWW Method Dietary Intervention for HbA1c and Weight Management as a Preventative Intervention in Women

NCT07463417
View directory record Official record
Conditions
Metabolic Syndrome, Obesity & Overweight, Blood Glucose Monitoring, Type 2 Diabetes Prevention
Interventions
SWW Method® Dietary and Lifestyle Intervention
Behavioral
Lead sponsor
Sarah Wragge Wellness
Industry
Eligibility
35 Years to 75 Years · Female only
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

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

NCT05211726
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced Oct 1, 2026, 11:40 AM EDT
Recruiting Phase 2 Interventional

SMART Diets for MASLD

NCT07459504
View directory record Official record
Conditions
Metabolic-dysfunction Associated Steatotic Liver Disease
Interventions
Essential Amino Acids Supplementation intervention, Low sugar diet
Drug · Other
Lead sponsor
Michigan State University
Other
Eligibility
11 Years to 17 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Grand Rapids, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Weight Loss Diet Study: Low Carb vs Low Fat

NCT01661426
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 22, 2023 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Results available

Effects of a Very Low Carbohydrate Diet on Symptoms of Irritable Bowel Syndrome (IBS)

NCT00616200
View directory record Official record
Conditions
Diarrhea Predominant Irritable Bowel Syndrome
Interventions
Very low carbohydrate diet
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 70 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 16, 2017 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Giving a Low Carbohydrate Diet to Overcome Hypertension

NCT04230928
View directory record Official record
Conditions
Hypertension, African Americans, Diet, Carbohydrate-Restricted, Risk Reduction Behavior
Interventions
Very low carbohydrate diet, Standard DPP-GLB diet, Standard DPP-GLB program modules
Other · Behavioral
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years to 74 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional

Moderately Carbohydrate-restricted Diet to Treat NAFLD in Adolescents

NCT05268042
View directory record Official record
Conditions
Non-Alcoholic Fatty Liver Disease, Obesity
Interventions
Moderately carbohydrate-restricted diet, Fat-restricted diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
10 Years to 17 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Results available

Trial of Specific Carbohydrate and Mediterranean Diets to Induce Remission of Crohn's Disease

NCT03058679
View directory record Official record
Conditions
Crohn Disease
Interventions
Diet
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
35
States / cities
Tucson, Arizona • San Francisco, California • Denver, Colorado + 27 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2021 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Results available

Metabolic Changes Induced by a Very Low Carbohydrate Diet in Youth With Type 1 Diabetes

NCT04955691
View directory record Official record
Conditions
Type1diabetes, Low Carbohydrate Diet
Interventions
low carbohydrate diet, standard carbohydrate diet
Other
Lead sponsor
Yale University
Other
Eligibility
12 Years to 21 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 16, 2025 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Phase 2 Interventional

Examining the Effects of Diet on Health With an Online Program

NCT01967992
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Behavioral: Low Carbohydrate, Ketogenic Diet, American Diabetes Association Diet, Mindfulness and Positive Affect Skills
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 100 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 14, 2015 · Synced Oct 1, 2026, 11:40 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Energy Dense Fueling for Cold-Weather Operations

NCT07489690
View directory record Official record
Conditions
Cold Exposure
Interventions
High Fat, High Carbohydrate
Dietary Supplement
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 39 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Natick, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Oct 1, 2026, 11:40 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 22, 2022 · Synced Oct 1, 2026, 11:40 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Slowly Digestible Carbohydrates for GLP-1 Secretion

NCT07572513
View directory record Official record
Conditions
Blood Glucose, GLP-1, Satiety, Second Meal Intake, Healthy Participant Study
Interventions
Maltodextrin (Placebo), Raw Corn Starch
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
18 Years to 45 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Egg Diet to Improve Metabolic Health and Function

NCT02760641
View directory record Official record
Conditions
Obesity
Interventions
Egg-based diet (EBD), Carbohydrate-based diet (CBD)
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
60 Years to 75 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of High Fruit, Vegetable, and Dairy Intake on Plasma Lipids and Blood Pressure in Healthy Individuals

NCT01404897
View directory record Official record
Conditions
Cardiovascular Disease, Dyslipidemia, Blood Pressure
Interventions
Dietary Intervention
Other
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
22 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Mar 26, 2015 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intramuscular Lipid and Insulin Action:Ethnic Aspects

NCT00726908
View directory record Official record
Conditions
Obesity
Interventions
Low carbohydrate
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years to 50 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 15, 2012 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Phase 3 Interventional

Low Carbohydrate Diet Compared to Calorie and Fat Restricted Diet in Patients With Obesity and Type II Diabetes

NCT00108459
View directory record Official record
Conditions
Obesity, Type 2 Diabetes, Hyperlipidemia
Interventions
Low Carbohydrate Diet
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 21, 2009 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional

Comparison of Healthy Diets on Breast Cancer Markers

NCT02744079
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Low carbohydrate diet, Low fat diet
Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
21 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Aug 31, 2020 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Phase 3 Interventional

A Research Study to See How Much CagriSema Lowers Blood Sugar and Body Weight Compared to Placebo in People With Type 2 Diabetes Treated With Diet and Exercise

NCT06323174
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Cagrilintide, Semaglutide, Placebo
Drug
Lead sponsor
Novo Nordisk A/S
Industry
Eligibility
18 Years and older
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
21
States / cities
Huntington Park, California • Northridge, California • Santa Ana, California + 18 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Phase 1 Interventional

Effect of High Monounsaturated Fat Diet on Glycemic Control and Cardiovascular Risk Factors in Type 2 Diabetes

NCT00622960
View directory record Official record
Conditions
Overweight, Obesity, Type 2 Diabetes
Interventions
High-MUFA diet, High-CHO diet
Other
Lead sponsor
University of Cincinnati
Other
Eligibility
30 Years to 75 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 25, 2008 · Synced Oct 1, 2026, 11:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preventing Early Childhood Obesity, Part 2: Family Spirit Nurture, Prenatal - 18 Months

NCT03334266
View directory record Official record
Conditions
Obesity, Infant Obesity, Mother-Child Relations, Dietary Habits, Breast Feeding, Physical Activity, Childhood Obesity, Feeding Behavior
Interventions
Family Spirit Nurture (FSN), Injury Prevention Education (IPE), Optimized Standard Care (OSC)
Behavioral · Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
14 Years to 24 Years · Female only
Enrollment
259 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
3
States / cities
Fort Defiance, Arizona • Whiteriver, Arizona • Shiprock, New Mexico
Source: ClinicalTrials.gov public record
Updated Mar 6, 2023 · Synced Oct 1, 2026, 11:40 AM 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 1, 2026, 11:40 AM EDT
Not yet recruiting Not applicable Interventional

Effects of Whole Fruit on Blood Sugar in People With Type 2 Diabetes

NCT07376226
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Whole Fruit
Other
Lead sponsor
Harvard School of Public Health (HSPH)
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 1, 2026, 11:40 AM EDT
Not listed Not applicable Interventional

Impact of a Ketogenic Diet on Metabolic and Psychiatric Health in Patients With Bipolar Illness

NCT05705063
View directory record Official record
Conditions
Bipolar Disorder I, Bipolar II Disorder, Bipolar I Disorder, Bipolar Disorder, Bipolar Depression, Bipolar and Related Disorders, Bipolar Disorder, Type 1, Bipolar Disorder, Type 2, Bipolar Disorder, Mixed, Obesity, Metabolic Syndrome, Ketogenic Dieting, Weight Gain, Brain Metabolic Disorder, Psychotropic Agents Causing Adverse Effects in Therapeutic Use
Interventions
LCHF Ketogenic Diet
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 30, 2023 · Synced Oct 1, 2026, 11:40 AM EDT