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ClinicalTrials.gov public records Last synced Oct 23, 2026, 8:20 AM EDT

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Showing 649–672 of 859 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Energy Clear all
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Impact of Fructose on Metabolism, Energy Homeostasis and Magnetic Resonance Biomarkers in Nonalcoholic Fatty Liver Disease

NCT01930123
View directory record Official record
Conditions
Nonalcoholic Fatty Liver Disease (NAFLD)
Interventions
intravenous fructose challenge, Blood Draw
Drug · Other
Lead sponsor
Manal F Abdelmalek
Other
Eligibility
18 Years to 75 Years
Enrollment
118 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 31, 2022 · Synced Oct 23, 2026, 8:20 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Resting Metabolic Rate Reliability

NCT02130960
View directory record Official record
Conditions
Resting Metabolic Rate Reliability
Interventions
Not listed
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated Feb 2, 2022 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a 10 Component Dietary Supplement on Health and the Quality of Life

NCT03052491
View directory record Official record
Conditions
Blood Pressure, HDL Low, Stress, Lung Function Decreased, Quality of Life, Energy Supply; Deficiency, Concentration Ability Impaired, Joint Instability, Immune Deficiency
Interventions
Stem Cell 100+
Dietary Supplement
Lead sponsor
Centagen, Inc.
Industry
Eligibility
35 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 14, 2017 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Different Dosages of Paraxanthine, the Major Caffeine Metabolite, on Energy and Focus

NCT06117280
View directory record Official record
Conditions
Energy, Focus, Caffeine Withdrawal
Interventions
Paraxanthine 200 mg, Paraxanthine 300 mg, Placebo
Other
Lead sponsor
Iovate Health Sciences International Inc
Industry
Eligibility
18 Years to 35 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Nov 7, 2023 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of RM-493 on Energy Expenditure in Obese Individuals

NCT01867437
View directory record Official record
Conditions
Obesity, Morbid Obesity
Interventions
Placebo, RM-493
Drug
Lead sponsor
Rhythm Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Oct 23, 2026, 8:20 AM EDT
Terminated Not applicable Interventional Results available

Dual-Energy CT on Plan Quality, Dose-delivery Accuracy, and Simulated Outcomes of Patients Treated With Proton or Photon Therapy

NCT03403361
View directory record Official record
Conditions
Lung Cancer, Brain Cancer, Head and Neck Cancer
Interventions
Siemens Somatom Definition Edge, Philips Brilliance Big Bore CT/simulator
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 1, 2024 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Phase 2 Interventional Results available

Clinical Study to Test a New Drug to Treat Major Depression

NCT00976560
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
GW856553, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 60 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
4
States / cities
Hoffman Estates, Illinois • Park Ridge, Illinois • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2017 · Synced Oct 23, 2026, 8:20 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Ultrasound of the Spleen Utilizing Low-energy (Diagnostic Level) Insonification.

NCT06934096
View directory record Official record
Conditions
Hemostasis, Blood Biomarkers, Ultrasound
Interventions
Ultrasound Pulsed Doppler Imaging System
Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 50 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 23, 2026, 8:20 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Make Better Choices 2 for Rural Appalachians

NCT04309461
View directory record Official record
Conditions
Health Behavior
Interventions
Stress Management Control, Adapted MBC2 Program
Behavioral
Lead sponsor
Nancy Schoenberg
Other
Eligibility
18 Years to 100 Years
Enrollment
279 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Benham, Kentucky
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Behavioral Mechanism of Energy Compensation With Exercise

NCT04651218
View directory record Official record
Conditions
Obesity, Weight Loss, Eating Behavior
Interventions
exericse
Behavioral
Lead sponsor
Kyle Flack
Other
Eligibility
18 Years to 45 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jan 4, 2023 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study of Human Non-Shivering Thermogenesis and Basal Metabolic Rate

NCT01950520
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Propranolol, Pindolol, Dantrolene, Magnesium Sulfate, Caffeine, Qsymia, Topiramate, Phentermine, Naltrexone, Mirabegron 50mg, Mirabegron 200mg, Placebo Cohort 1, Placebo Cohort 2, Placebo for Mirabegron
Drug · Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 35 Years · Male only
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Phase 1Phase 2 Interventional

Creatine Therapy for Huntington's Disease

NCT00026988
View directory record Official record
Conditions
Huntington's Disease
Interventions
Creatine
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
4
States / cities
Boston, Massachusetts • Long Island City, New York • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2006 · Synced Oct 23, 2026, 8:20 AM EDT
Not yet recruiting Phase 2 Interventional

Targeting HealthY Eating to Maintain Energy While Living With Cancer

NCT07826871
View directory record Official record
Conditions
Fatigue in Cancer Survivors
Interventions
Nutrition counseling, Time-restricted eating
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
55 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2033
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 23, 2026, 8:20 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

A Direct-to-Consumer Study Investigating the Effect of Specific Cannabinoid Products on Motivation, Energy Level, Focus, and Appetite in Healthy Adults

NCT06213064
View directory record Official record
Conditions
Motivation
Interventions
Study Product, THC Product, Placebo
Behavioral
Lead sponsor
Phylos Bioscience, Inc.
Industry
Eligibility
21 Years to 100 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 19, 2024 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Phase 2 Interventional Results available

Metformin to Treat Obesity in Children With Insulin Resistance

NCT00005669
View directory record Official record
Conditions
Hyperinsulinemia, Obesity
Interventions
Metformin HCL, Placebo
Drug
Lead sponsor
Jack Yanovski, M.D.
NIH
Eligibility
6 Years to 12 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 8, 2015 · Synced Oct 23, 2026, 8:20 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

PEAKS: Validation of Mobile Technologies

NCT02888483
View directory record Official record
Conditions
Health Services for Persons With Disabilities, Disability Evaluation, Exercise, Fitness Trackers, Validation Studies
Interventions
Not listed
Lead sponsor
University of Florida
Other
Eligibility
60 Years and older
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 13, 2019 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Phase 2 Interventional Results available

Does Early Administration of Tranexamic Acid Reduce Blood Loss and Perioperative Transfusion Requirement

NCT03182751
View directory record Official record
Conditions
Hip Fractures, Intertrochanteric Fractures
Interventions
Tranexamic Acid (TXA), Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 30, 2023 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Radicle Energy 24: A Study of Health and Wellness Products on Fatigue and Related Health Outcomes

NCT06201689
View directory record Official record
Conditions
Fatigue, Energy
Interventions
Energy Placebo Control Form 1, Energy Active Study Product 1.1 Usage, Energy Active Study Product 1.2 Usage, Energy Placebo Control Form 2, Energy Active Study Product 2.1 Usage, Energy Placebo Control Form 3, Energy Active Study Product 3.1 Usage, Energy Placebo Control Form 4, Energy Active Study Product 4.1 Usage, Energy Active Study Product 4.2 Usage, Energy Active Study Product 4.3 Usage, Energy Placebo Control Form 5.1.0, Energy Active Study Product 5.1.1 Usage, Energy Placebo Control Form 5.3.0, Energy Active Study Product 5.3.1 Usage, Energy Active Study Product 5.3.2 Usage, Energy Placebo Control Form 5.2.0, Energy Active Study Product 5.2.1 Usage
Dietary Supplement
Lead sponsor
Radicle Science
Industry
Eligibility
21 Years to 105 Years
Enrollment
5,543 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Del Mar, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Oct 23, 2026, 8:20 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Thermogenenic Responses to Fasting and Overfeeding in Women

NCT06610162
View directory record Official record
Conditions
Obesity
Interventions
Eucalaloric feeding, Acute Fasting, Acute Overfeeding
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 30, 2025 · Synced Oct 23, 2026, 8:20 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Prospective Evaluation of High Resolution Dual Energy Computed Tomographic Imaging, Noninvasive (Liquid) Biopsies, and Minimally Invasive Surgical Surveillance for Early Detection of Mesotheliomas in Patients With BAP1 Tumor Predisposition Syndrome

NCT04431024
View directory record Official record
Conditions
Familial Cancer, BRCA1-Associated Protein-1 (BAP1) Mutations, Tumor Predisposition Syndrome (TPDS), Mesothelioma
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
30 Years to 120 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2038
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 23, 2026 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Phase 4 Interventional Results available

Safety and Tolerability of Oxymetazoline and Energy-Based Therapy in Participants With Rosacea

NCT03380390
View directory record Official record
Conditions
Rosacea
Interventions
Oxymetazoline HCL 1.0% Cream, Energy-Based Therapy
Drug · Device
Lead sponsor
Aclaris Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
4
States / cities
Sacramento, California • Chestnut Hill, Massachusetts • Hackensack, New Jersey + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 4, 2019 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Radicle Energy2: A Study of Health and Wellness Products on Fatigue and Other Health Outcomes

NCT06074627
View directory record Official record
Conditions
Fatigue, Energy
Interventions
Energy Placebo Control Form 1, Energy Active Study Product 1.1 Usage, Energy Active Study Product 1.2 Usage, Energy Active Study Product 1.3 Usage
Dietary Supplement
Lead sponsor
Radicle Science
Industry
Eligibility
21 Years to 105 Years
Enrollment
1,189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Del Mar, California
Source: ClinicalTrials.gov public record
Updated Jul 10, 2024 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Energy Drinks on Sleep and Cardiovascular Health

NCT05503732
View directory record Official record
Conditions
Healthy, Caffeine
Interventions
Energy Drink, Placebo Drink
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 15, 2024 · Synced Oct 23, 2026, 8:20 AM EDT
Completed Not applicable Interventional

The TREND Study: Tapered Reduction in Energy Intake as a Novel Approach to Dieting

NCT02837211
View directory record Official record
Conditions
Obesity
Interventions
Tapered Low Calorie Diet, Traditional Low-Calorie Diet
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 45 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 21, 2018 · Synced Oct 23, 2026, 8:20 AM EDT