Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 28, 2026, 11:15 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 57 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Low calorie high carbohydrate diet Clear all
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 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional

Diabetes Dietary Study- Low Carbohydrate and Low-Fat Diets in Type 2 Diabetes

NCT00795691
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
low-carbohydrate diet, low-fat diet
Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jul 11, 2019 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Glycemic Load, Metabolism & Obesity in Pregnancy

NCT01287299
View directory record Official record
Conditions
Obesity, Insulin Resistance
Interventions
Low Glycemic Load diet, Low Fat Diet
Other
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 23, 2020 · Synced Sep 28, 2026, 11:15 PM EDT
Recruiting Not applicable Interventional

Ketogenic and Nutritional Interventions for First Episode Bipolar Disorder

NCT06221852
View directory record Official record
Conditions
Bipolar I Disorder, Psychosis, Schizoaffective Disorder
Interventions
Ketogenic diet, Dietary Guidelines for Americans
Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 16, 2026 · Synced Sep 28, 2026, 11:15 PM EDT
Not listed Not applicable Interventional

Can Lifestyle Changes Reverse Early-Stage Alzheimer's Disease

NCT04606420
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 14, 2022 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Results available

Dietary Approaches to Stop Hypertension for Diabetes

NCT04286555
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Diabetes, Diabetes type2, Type2 Diabetes, Type 2 Diabetes, Type II Diabetes, Hypertension, High Blood Pressure
Interventions
DASH4D diet, comparison diet, higher sodium, lower sodium
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Exogenous Ketones on Indices of Keto-Adaptation in Obese Subjects on Weight Reducing Diets.

NCT06449287
View directory record Official record
Conditions
Ketogenic Diet, Weight Loss
Interventions
Diet, Blood Draw, Ketone/Glucose Monitoring, Body Composition, Urine Analysis, Neuropsychological Measures - ANAM
Other · Biological · Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
21 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

The Safety and Efficacy of Low and High Carbohydrate Diets

NCT00143936
View directory record Official record
Conditions
Obesity
Interventions
Low- Carbohydrate -Atkins Diet, Low Calorie Diet
Behavioral
Lead sponsor
Temple University
Other
Eligibility
18 Years to 65 Years
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2009
U.S. locations
3
States / cities
Denver, Colorado • St Louis, Missouri • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 14, 2010 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Lowering Caloric Density of the Diet

NCT02674971
View directory record Official record
Conditions
Obesity, Feeding Behavior
Interventions
Common components of intervention
Behavioral
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2025
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional

Exercise and Nutrition on Obese Microbiome

NCT04138303
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Exercise Protocol, Calorie-Restrictive Low Carbohydrate Diet (CR-LC), Ancestral Diet (AD)
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 6, 2020 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Positive Energy I Through Overfeeding

NCT01653145
View directory record Official record
Conditions
Obesity
Interventions
Diet A, Diet B, Diet C
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 17, 2016 · Synced Sep 28, 2026, 11:15 PM 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 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Fuels Study

NCT02235038
View directory record Official record
Conditions
Obesity
Interventions
Low carbohydrate diet, Moderate carbohydrate diet, High carbohydrate diet
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
4
States / cities
Boston, Massachusetts • Framingham, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 20, 2017 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional

Remotely Delivered Behavioral Weight Loss Using an Ad Libitum Plant-Based Diet Versus a Balanced Calorie Deficit Diet

NCT05337150
View directory record Official record
Conditions
Obesity, Overweight
Interventions
Lifestyle Modification Intervention, Balanced Calorie Deficit Eating Plan, Ad Libitum Whole Food Plant-Based Eating Plan
Behavioral
Lead sponsor
Drexel University
Other
Eligibility
18 Years to 75 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 13, 2023 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Biobehavioral Impact of Diet Quality on Affect and Craving

NCT04105712
View directory record Official record
Conditions
Food Addiction, Withdrawal
Interventions
Dietary Change (low in highly processed foods)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
25 Years to 40 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Characterization of Bile Acid Pathway in Obesity

NCT03341052
View directory record Official record
Conditions
Obesity
Interventions
Normal Diet, High Fat Diet, Low Fat Diet
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 26, 2023 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

The Safety and Effectiveness of Low and High Carbohydrate Diets

NCT00079547
View directory record Official record
Conditions
Obesity
Interventions
Low-calorie diet, low-carbohydrate diet
Behavioral
Lead sponsor
Temple University
Other
Eligibility
18 Years to 65 Years
Enrollment
307 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
3
States / cities
Denver, Colorado • St Louis, Missouri • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 30, 2013 · Synced Sep 28, 2026, 11:15 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 12, 2024 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preliminary Effect of Food Processing and Sweeteners on Glycemic and Metabolic Measures

NCT05658757
View directory record Official record
Conditions
Blood Sugar; High, Blood Pressure, Dietary Habits
Interventions
Regular sweetened commercial foods, Allulose sweetened commercial foods, Whole and minimally processed and sweetened foods
Other
Lead sponsor
University of California, Irvine
Other
Eligibility
20 Years to 99 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated May 2, 2023 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Results available

Targeting Obesity to Optimize Health in Cardiac Rehab (TOPCARE)

NCT03423238
View directory record Official record
Conditions
Obesity, Weight Loss, CHD - Coronary Heart Disease
Interventions
Exercise, Health Education, Exercise Compliance, Calorie-Restricted Diet, Behavioral Modification, Weight-Loss Compliance, Dietary Counseling
Other · Behavioral · Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
40 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 22, 2021 · Synced Sep 28, 2026, 11:15 PM 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 28, 2026, 11:15 PM EDT
Terminated Not applicable Interventional

Reducing Insulin, Growth Hormones, and Tumors

NCT03785808
View directory record Official record
Conditions
Diet Modification, Lung Cancer
Interventions
Special Diet Therapy (low-carb), Special Diet Therapy (low-fat), Special Diet Therapy (USDA control)
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 11, 2019 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Assessment of and Treatment Applied to Food Addiction in a Rural Healthy Behaviors Clinic

NCT03431831
View directory record Official record
Conditions
Obesity
Interventions
Intervention Control, Counselling, Contrave, Contrave and Counseling
Behavioral · Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 65 Years
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
2
States / cities
Scottsbluff, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 28, 2024 · Synced Sep 28, 2026, 11:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Targeted Protein Fortification in Extremely Low Birth Weight Preterm Infants

NCT02943746
View directory record Official record
Conditions
Premature Infants
Interventions
Standard Protein Diet, High Protein Diet
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
14 Days and older
Enrollment
118 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Sep 28, 2026, 11:15 PM EDT