Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 2, 2026, 7:41 PM EDT

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Showing 1–24 of 37 matching trials from the live ClinicalTrials.gov search.
Conditions
Type 1 Diabetes
Interventions
Very Low Carbohydrate Diet
Behavioral
Lead sponsor
Yale University
Other
Eligibility
13 Years to 25 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Male Hypogonadism
Interventions
Oral testosterone undecanoate (containing 300 mg T)
Drug
Lead sponsor
Clarus Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Torrance, California
Conditions
Gastroesophageal Reflux Disease, Overweight, Acid Reflux Disease
Interventions
Diet - very low carb or low fat
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Obesity, Insulin Resistance
Interventions
Weight loss with very low fat plant-based diet and regular exercise
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
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
Completed Not applicable Interventional Accepts healthy volunteers

Popular Diets Study

NCT00315354
Conditions
Obesity, Insulin Resistance
Interventions
Low glycemic index diet, Low fat diet, Very low carbohydrate diet
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 2 Interventional Accepts healthy volunteers

Effects of Leptin Treatment on Weight Loss

NCT00050791
Conditions
Obesity
Interventions
Leptin, Very Low Calorie Diet
Drug · Behavioral
Lead sponsor
Rockefeller University
Other
Eligibility
20 Years to 45 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2009
U.S. locations
1
States / cities
New York, New York
Not yet recruiting Not applicable Interventional

Ketogenic Diet to Reduce Osteoarthritis Pain in MCI

NCT07417891
Conditions
Osteoarthritis (OA) of the Hip, Osteoarthritis (OA) of the Knee, Osteoarthritis (OA) of the Shoulder, Osteoarthritis, Mild Cognitive Impairment, MCI, Mild Cognitive Impairment (MCI), Dementia
Interventions
Well-formulated ketogenic diet
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
55 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Fairway, Kansas
Conditions
Endometrial Cancer
Interventions
Ketogenic Diet (KD), Standard Diet (SD)
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
8
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Conditions
Type1diabetes
Interventions
very low carbohydrate diet, standard carbohydrate diet
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Rheumatoid Arthritis (RA), Crohn's Disease (CD), Ulcerative Colitis (UC)
Interventions
Ketogenic diet, Carnivore (Lion) Diet
Behavioral
Lead sponsor
Fuller Research Foundation
Other
Eligibility
18 Years to 64 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Heart Diseases, Cardiovascular Diseases
Interventions
Dr. Dean Ornish Program for Reversing Heart Disease
Behavioral
Lead sponsor
Windber Research Institute
Other
Eligibility
21 Years and older
Enrollment
422 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2009
U.S. locations
1
States / cities
Windber, Pennsylvania
Conditions
Multiple Sclerosis
Interventions
Low fat study diet
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 70 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Cardiovascular Disease, Atherosclerosis, Coronary Artery Disease, Coronary Stenosis
Interventions
Comprehensive therapy program for risk factor modification
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
40 Years and older
Enrollment
1,085 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2027
U.S. locations
1
States / cities
Houston, Texas
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
Conditions
Obesity, Appetite, Healthy Volunteers
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 50 Years · Male only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Type2 Diabetes Mellitus, Hypertension, PreDiabetes, Overweight and Obesity
Interventions
DASH diet, Very low carbohydrate, ketogenic diet, Extras
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
21 Years to 70 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Not applicable Interventional Accepts healthy volunteers

Giving a Low Carbohydrate Diet to Overcome Hypertension

NCT04230928
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
Conditions
HCG
Interventions
Human Chorionic Gonadotropin, Placebo, Low calorie diet
Drug · Other
Lead sponsor
Dr. Emma's Corporation
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Colts Neck, New Jersey
Conditions
Type1diabetes
Interventions
Very low carbohydrate diet, Standard carbohydrate diet
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Terminated Phase 4 Interventional Results available

LOSS- Louisiana Obese Subjects Study

NCT00115063
Conditions
Obesity
Interventions
group sessions, sibutramine, orlistat, diethylpropion, Low Calorie Diet, Health One, Intensive Medical Combination Therapy for Obesity, Control Condition
Behavioral · Drug · Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
20 Years to 60 Years
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
PreDiabetes
Interventions
Standard NDPP, Very low-carbohydrate diet
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
21 Years to 75 Years
Enrollment
304 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Diabetes Mellitus, Non-Insulin-Dependent
Interventions
very low fat diet
Procedure
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
45 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2000
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Infant, Premature, Diseases, Infant, Small for Gestational Age
Interventions
Individualized Nutrition, Optimized nutrition
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
Up to 7 Days
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Dallas, Texas