Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 11, 2026, 1:39 PM EDT

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Showing 1–24 of 60 matching trials from the live ClinicalTrials.gov search.
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Conditions
Sweetness Liking Adaptation
Interventions
Flavored carbonated soft drink (CSD)
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
25 Years to 55 Years
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Addison, Illinois
Conditions
Obesity
Interventions
Behavioral Child Tx Contacts, Behavioral Parent-Tx Contacts, Dietary and Physical Activity Information
Behavioral · Other
Lead sponsor
University of Florida
Other
Eligibility
8 Years to 12 Years
Enrollment
314 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Hypertriglyceridemia, Diabetes Mellitus
Interventions
Low Fat/High Carbohydrate, High Monounsaturated Fat/Low Carbohydrate
Other
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Little Rock, Arkansas
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Complex Effects of Dietary Manipulation on Metabolic Function, Inflammation and Health

NCT02706262
Conditions
Obesity, Insulin Resistance
Interventions
Metabolically abnormal obese - Mediterranean diet, Metabolically abnormal obese - Low carbohydrate ketogenic diet, Metabolically abnormal obese - Plant-based, very-low-fat diet, Annual Follow-up Visits
Other · Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Precision Nutrition and Metabolic Function

NCT04131166
Conditions
Obesity, Insulin Resistance
Interventions
Mediterranean diet, Low-carbohydrate, ketogenic diet, Low-fat diet, Annual follow-up testing for 5 years
Behavioral · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2029
U.S. locations
1
States / cities
St Louis, Missouri
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
Conditions
Gulf War Illness
Interventions
Concord grape juice, Placebo Beverage
Dietary Supplement
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
East Orange, New Jersey
Completed Not applicable Interventional Results available

WeChat Quit Coach Pilot Study

NCT05130788
Conditions
Smoking Cessation
Interventions
WeChat Quit Coach, Leaflet, Optional Nicotine Replacement Therapy (NRT) Patches or Lozenges
Behavioral · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
New York, New York
Conditions
Long COVID Fatigue
Interventions
Ketogenic Metabolic Therapy, Lifestyle Intervention
Other · Behavioral
Lead sponsor
National University of Natural Medicine
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Recruiting Not applicable Interventional Accepts healthy volunteers

Nutrition for Precision Health, Powered by the All of Us

NCT05701657
Conditions
Nutrition, Health, Dietary Habits
Interventions
Diet A, Diet B, Diet C
Other
Lead sponsor
RTI International
Other
Eligibility
18 Years and older
Enrollment
8,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
14
States / cities
Birmingham, Alabama • Davis, California • Los Angeles, California + 7 more
Conditions
Diabetes Mellitus, Type 1, Overweight and Obesity
Interventions
Hypocaloric, low carbohydrate diet, Hypocaloric, moderate low fat diet, Mediterranean diet, no caloric restriction
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
19 Years to 30 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
2
States / cities
Palo Alto, California • Chapel Hill, North Carolina
Conditions
Diabete Type 2, Diabetes, Overweight , Obesity
Interventions
Intensive Multicomponent Healthy Eating and Weight Loss Intervention, Enhanced Usual Diabetes Care
Behavioral
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Memphis, Tennessee
Conditions
Chronic Kidney Diseases
Interventions
Resistant starch, Exercise, Starch
Dietary Supplement · Behavioral
Lead sponsor
Springfield College
Other
Eligibility
30 Years to 75 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Springfield, Massachusetts
Conditions
Ketones, Metabolism
Interventions
SGLT2 inhibitor, Controlled, Adaptive Study Diet
Drug · Other
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Orlando, Florida
Conditions
PCOS (Polycystic Ovary Syndrome)
Interventions
Ketogenic diet, Exogenous Ketone Supplement
Other · Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Liver Transplantation, Metabolic Syndrome X, Obesity
Interventions
Control group, Mediterranean diet, Protein-Sparing Modified Fast (PSMF)
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Not applicable Interventional Results available

Therapeutic Diets in Alzheimer's Disease

NCT03860792
Conditions
Alzheimer Disease
Interventions
Ketogenic Diet, Therapeutic Lifestyles Changes Diet
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
50 Years to 90 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Fairway, Kansas
Conditions
Atrial Fibrillation
Interventions
Idrabiotaparinux sodium, Warfarin, Placebo (for idrabiotaparinux), Placebo (for warfarin), Avidin, Placebo (for avidin)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
3,773 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
162
States / cities
Mobile, Alabama • Tucson, Arizona • Little Rock, Arkansas + 134 more
Conditions
Overweight
Interventions
Dietary Supplements and TR90 Eating Plan, Placebo and Low Fat Eating Plan
Dietary Supplement
Lead sponsor
Pharmanex
Industry
Eligibility
18 Years to 65 Years
Enrollment
141 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Logan, Utah
Conditions
Sleep Deprivation, Nutritional Intervention
Interventions
Ketogenic Intervention, Mediterranean Intervention, Placebo, Ketone Ester
Other · Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 40 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
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
Conditions
Type 2 Diabetes
Interventions
Dietary, Physical Activity, Self-Regulatory Approaches
Behavioral
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
21 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Knoxville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Fuels Study

NCT02235038
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
Conditions
Sweetness Liking Adaptation
Interventions
Flavored carbonated soft drink (CSD)
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
25 Years to 55 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Addison, Illinois