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ClinicalTrials.gov public records Last synced Oct 17, 2026, 8:23 AM EDT

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Showing 1–24 of 31 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Prolonged Fasting Clear all
Completed No phase listed Observational Accepts healthy volunteers

Fastomics: Metabolic and Therapeutic Effects of Prolonged Fasting

NCT07216989
View directory record Official record
Conditions
Insulin Resistance, Fasting
Interventions
Fasting
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Recruiting Not applicable Interventional

Fast-Her: Fasting Effects on Breast Cancer Treatment

NCT07624617
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Normal Eating, Prolonged Fasting
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Early Phase 1 Interventional

Optimizing Acquisition Parameters and Interpretive Methods of FDG-PET/CT With Rb-82

NCT03048097
View directory record Official record
Conditions
Sarcoidosis
Interventions
Fluorodeoxyglucose, Rubidium, FDG-PET/CT with Rb82 Myocardial Perfusion Imaging
Drug · Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 26, 2019 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional

Effect of Prolonged Nightly Fasting on Immunotherapy Outcomes in HNSCC - Role of Gut Microbiome

NCT05083416
View directory record Official record
Conditions
Head and Neck Cancer
Interventions
Prolonged Nightly Fasting, Regular Eating pattern
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Daily Time-Restricted Feeding Protocol on Diet Quality

NCT04348019
View directory record Official record
Conditions
Diet, Healthy, Weight Change, Body, Dyslipidemias, Blood Pressure
Interventions
Fasting
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 2, 2021 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional Results available

PROFAST Intervention in Precursor Multiple Myeloma

NCT05565638
View directory record Official record
Conditions
Cancer Prevention, Weight Loss, Smoldering Waldenstrom Macroglobulinemia(WM), MGUS, Fasting, Multiple Myeloma
Interventions
Prolonged Fasting Intervention, EDUCATION CONTROL
Behavioral
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional Results available

Prolonged Daily Fasting as a Viable Alternative to Caloric Restriction in At-Risk Obese Humans

NCT04259632
View directory record Official record
Conditions
Obesity
Interventions
Time Restricted Eating (TRE), Caloric Restriction (CR)
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 23, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Recruiting Not applicable Interventional

Effects of Hourly Stair-Climbing Exercise Snacks on Metabolic and Vascular Health in Adults With Prediabetes

NCT07847684
View directory record Official record
Conditions
Prediabetes
Interventions
Hourly 3-Minute Light Walking Breaks, Hourly Stair-Climbing Exercise Snacks
Behavioral
Lead sponsor
St. Louis University
Other
Eligibility
18 Years to 69 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Fast Bar on Intermittent Fasting

NCT04790552
View directory record Official record
Conditions
Fasting
Interventions
Dinner, Fasting, Fast Bar, Bar with Coffee, Bar with Tea
Other
Lead sponsor
L-Nutra Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 9, 2021 · Synced Oct 17, 2026, 8:23 AM EDT
Recruiting Not applicable Interventional

Effect of Prolonged Fasting Time on Gastric Residual Volume in Patients Taking GLP1 Receptor Agonists

NCT07006142
View directory record Official record
Conditions
Upper Endoscopy, GLP1-R-related Disease
Interventions
Modified Fasting Guidelines
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional

Think FAST Research Study

NCT04938778
View directory record Official record
Conditions
Age-related Cognitive Decline
Interventions
PNF
Other
Lead sponsor
Arizona State University
Other
Eligibility
65 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 4, 2022 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional

Feasibility of Fasting & Exercise in Pts With HR+ MBC

NCT04708860
View directory record Official record
Conditions
Breast Cancer, Metastatic Breast Cancer
Interventions
Prolonged Nightly Fasting, Exercise
Behavioral
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 16, 2024 · Synced Oct 17, 2026, 8:23 AM EDT
Withdrawn Early Phase 1 Interventional

Daily, Long-Term Intermittent Fasting for the Prevention of PSA-Recurrence in Patients With Localized Prostate Cancer After Radical Prostatectomy

NCT04288336
View directory record Official record
Conditions
Stage I Prostate Cancer AJCC v8, Stage II Prostate Cancer AJCC v8, Stage IIA Prostate Cancer AJCC v8, Stage IIB Prostate Cancer AJCC v8, Stage IIC Prostate Cancer AJCC v8, Stage III Prostate Cancer AJCC v8, Stage IIIA Prostate Cancer AJCC v8, Stage IIIB Prostate Cancer AJCC v8, Stage IIIC Prostate Cancer AJCC v8
Interventions
Food Diary, Preventative Dietary Intervention, Questionnaire Administration
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Oct 17, 2026, 8:23 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

BATokines as Biomarkers of Brown Fat in Humans

NCT05050240
View directory record Official record
Conditions
Healthy Lifestyle
Interventions
Cooling Vest Procedure, Fasting overnight
Other
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 28 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Black Raspberry Confection in Preventing Oral Cancer in Healthy Volunteers

NCT01961869
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Fast release BRB confection, Intermed release BRB confection, Prolong release BRB confection
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 65 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Recruiting Not applicable Interventional

Early Time-Restricted Eating in Older Adults With Hypertension

NCT07135505
View directory record Official record
Conditions
Hypertension, Eating Behaviors
Interventions
Early time-restricted eating
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
60 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Recruiting Not applicable Interventional

Protective Benefits of a Clear Liquid Diet on Residual Gastric Content in Patients Taking Glucagon Like Peptide-1 Receptor (GLP-1 RA) Agonist Prior to Anesthesia

NCT06654219
View directory record Official record
Conditions
Pulmonary Aspiration
Interventions
GLP-1 RA users with prolonged fasting instructions, GLP-1 RA users with standard NPO instructions
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Recruiting Not applicable Interventional

Fasting InTervention for Endometrial Cancer

NCT07622901
View directory record Official record
Conditions
Endometrial Cancer
Interventions
Prolonged Overnight Fasting (POF), Blood Specimen Collection, Blood Sugar Monitor, Hysterectomy
Behavioral · Procedure · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Female only
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional

A Prolonged Nightly Fasting for Men on ADT for PCa

NCT07462403
View directory record Official record
Conditions
Prostate Cancer
Interventions
Prolonged Nightly Fasting (PNF+), Healthy Diet Text Messaging
Behavioral
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Active, not recruiting Not applicable Interventional

Overnight Fasting After Completion of Therapy: The OnFACT Study

NCT03523377
View directory record Official record
Conditions
Childhood Cancer Survivors
Interventions
prolonged overnight fasting, usual care
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Terminated Not applicable Interventional

The Impact of Time Restricted Eating on Type 2 Diabetes

NCT06887543
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Meal timing, Time restricted eating, Usual feeding pattern.
Other
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 75 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Oct 17, 2026, 8:23 AM EDT
Terminated Not applicable Interventional

Neuromuscular Re-eduaction, Exercise and Electric Dry Needling vs. Neuromuscular Re-education and Exercise for Stress Urinary Incontinence

NCT03238716
View directory record Official record
Conditions
Stress Urinary Incontinence
Interventions
Electric DN, NM Re-ed, Exercise
Other
Lead sponsor
Alabama Physical Therapy & Acupuncture
Other
Eligibility
35 Years and older · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 21, 2019 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional

Prolonged Nightly Fasting in Breast Cancer Survivors

NCT04330339
View directory record Official record
Conditions
Fasting, Breast Cancer, Survivorship, Breast Cancer Recurrent
Interventions
Fasting
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 21, 2022 · Synced Oct 17, 2026, 8:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Weight Reduction and Cognitive Health: Pilot Study Testing a Prolonged Testing Prolonged Fasting Among Obese, Stressed Mid-life Adults

NCT05388318
View directory record Official record
Conditions
Midlife Obese Adults With Cognitive Decline
Interventions
Prolonged nightly fasting, Health Education Control
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
40 Years to 59 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 29, 2024 · Synced Oct 17, 2026, 8:23 AM EDT