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ClinicalTrials.gov public records Last synced Oct 17, 2026, 3:46 PM EDT

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Showing 1–24 of 173 matching trials from the live ClinicalTrials.gov search.
Conditions
PreDiabetes, Obesity
Interventions
High Carbohydrate Diet, Reduced Carbohydrate Diet
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 75 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Accepts healthy volunteers

Study of Time-restricted Eating on Weight Loss.

NCT03393195
Conditions
Obesity, Insulin Resistance
Interventions
Time-restricted Eating plan, Consistent Meal timing plan
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 64 Years
Enrollment
137 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Monosodium Glutamate on Energy Balance and Eating Behavior

NCT01410838
Conditions
Obesity, Weight Gain, Food Preferences
Interventions
Broth
Other
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
19 Years to 50 Years · Female only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Davis, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sleep Timing, Eating and Activity Measurement Study

NCT04992611
Conditions
Sleep, Circadian Rhythm Disorders, Dietary Habits
Interventions
Sleep Extension (Early), Sleep Extension (Late)
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
14 Years to 18 Years
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Time Restricted Feeding on Daily Protein Requirements

NCT05610644
Conditions
Nutrition Disorders in Old Age
Interventions
isocaloric, isonitrogenous meals
Other
Lead sponsor
University of Arkansas
Other
Eligibility
50 Years to 75 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Obesity, Sleep, Weight, Body, Eating Behavior, Blood Pressure, Quality of Life
Interventions
Sleep Extension
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 50 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Active, not recruiting Not applicable Interventional

Functional Outcomes From Diets in Multiple Sclerosis

NCT05327322
Conditions
Relapsing Remitting Multiple Sclerosis, Secondary Progressive Multiple Sclerosis
Interventions
Glycemic load, Calorie restriction, Behavioral support
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Birmingham, Alabama • St Louis, Missouri
Conditions
Epithelial Ovarian Cancer
Interventions
Intermittent Fasting, Neoadjuvant chemotherapy
Behavioral · Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Obesity, Body Weight
Interventions
Early Time-Restricted Eating, Conventional dietary regimen (12-hr, 9:30a-9:30p)
Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 50 Years · Female only
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Type 1 Diabetes, Obesity
Interventions
Time restricted eating, Daily calorie restriction
Other
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 75 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

TRE: Microbiome, Metabolic Health and Bone

NCT05548517
Conditions
Weight Loss, Time Restricted Feeding, Bone Loss
Interventions
Time Restricted Eating (TRE), Calorie Restriction
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
50 Years to 79 Years · Female only
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
New Brunswick, New Jersey
Conditions
Bulimia Nervosa, Bulimia, Binge Eating, Binge-Eating Disorder
Interventions
Behavioral Therapy for Eating Disorders, Skills Monitoring On, Automated Reminder Messages, JITAIs
Behavioral
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Wilmington, Delaware
Conditions
Long COVID, Brain Fog, Cognitive Impairment, Cognitive Dysfunction, Post-Acute COVID-19 Syndrome
Interventions
Processing Speed Training, In-lab Instrumental Activities of Daily Living Training, In-lab Brain Health Training, Transfer Package, Follow Up Phone Calls, Vocational Rehabilitation, Peer Mentoring, Reaction Time Training, Trans-auricular Vagus Nerve Stimulation: High Intensity, Trans-auricular Vagus Nerve Stimulation: Low Intensity
Behavioral · Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Results available

Intermittent Fasting and a No-Sugar Diet for Long COVID Symptoms

NCT06214455
Conditions
Long Covid19, Long COVID
Interventions
Low sugar diet and 10-12 hour eating window, Low sugar diet, 8 hour eating window and fasting
Other
Lead sponsor
Pacific Northwest University of Health Sciences
Other
Eligibility
19 Years to 69 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Boulder, Colorado • Yakima, Washington
Conditions
Night Shift Work, Time Restricted Eating, Overweight, Obesity
Interventions
Dietary Monitoring, Time-Restricted Eating (TRE), Time-Restricted Eating with a Low-Glycemic Snack (TRE-LGS)
Behavioral
Lead sponsor
Salk Institute for Biological Studies
Other
Eligibility
18 Years to 70 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
La Jolla, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pilot Study of Time Restricted Feeding as a Weight Loss Intervention

NCT03571048
Conditions
Obesity
Interventions
Reduced Calorie Diet (RCD), Time Restricted Feeding (TRF)
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 50 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

Effect of 14:10 Time-Restricted Eating on Body Weight and Metabolic Markers

NCT04492930
Conditions
Time Restricted Feeding
Interventions
14:10 Regimen, 12:12 Regimen
Behavioral
Lead sponsor
Jenny Craig, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Carlsbad, California
Recruiting Early Phase 1 Interventional

Time Restricted Eating in Sleep Apnea

NCT06047496
Conditions
Time Restricted Eating, Obstructive Sleep Apnea
Interventions
Time restricted eating
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 70 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
La Jolla, California
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Early vs. Late Time Restricted Eating vs. Daily Caloric Restriction

NCT05870982
Conditions
Overweight and Obesity
Interventions
Early TRE, Late TRE, DCR
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
162 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Psoriasis, Psoriatic Arthritis
Interventions
Intermittent Fasting Diet
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Breast Cancer Early Stage Breast Cancer (Stage 1-3), Breast Neoplasm Female, Breast Cancer
Interventions
Time restricted eating
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
25 Years to 99 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
2
States / cities
Chicago, Illinois
Conditions
Prostatic Neoplasm, Survivorship, Frailty, Aging, Metastatic Breast Cancer
Interventions
Dietary recommendations, Time-restricted eating
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
55 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
NAFLD, Obesity, Nutritional and Metabolic Diseases
Interventions
Time restricted eating
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
25 Years to 75 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Davis, California
Conditions
PreDiabetes
Interventions
Transform10 Diabetes Prevention Program
Other
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years to 64 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
New York, New York