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ClinicalTrials.gov public records Last synced Sep 6, 2026, 5:51 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Energy availability Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Caffeine Optimization Versus Standard Caffeine Dosage (2B-2)

NCT05588934
View directory record Official record
Conditions
Sleep Deprivation, Caffeine
Interventions
Caffeine Gum, Placebo Gum
Dietary Supplement · Other
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 39 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
2
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 3, 2025 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Phase 1 Interventional

Evaluating Renal Masses Using Ultrasound Intravenous Microbubble Contrast

NCT00671411
View directory record Official record
Conditions
Renal Cancer, Kidney Cancer
Interventions
Ultrasound with intravenous microbubble contrast injection
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
21 Years to 99 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 27, 2015 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional Results available

PlasmaKinetic (PK) Button Vaporization Electrode for Treatment of Bladder Tumors

NCT01567462
View directory record Official record
Conditions
Bladder Cancer
Interventions
Monopolar electrocautery loop in Transurethral resection of bladder tumors, PK Button Vaporization Electrode in transurethral resection of bladder tumors
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years to 89 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 7, 2017 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Whole Coffee Fruit Concentrate Pilot Study 1

NCT01965795
View directory record Official record
Conditions
Brain-derived Neurotrophic Factor (BDNF), Cognitive Function, Affect
Interventions
Whole Coffee Fruit Concentrate (WCFC), Nutrim
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
40 Years to 55 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 18, 2015 · Synced Sep 6, 2026, 5:51 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Effect of Near-infrared Light Therapy on Brain Function and Cognition in Young and Older Adults

NCT07209683
View directory record Official record
Conditions
Cognition, Neurovascular Coupling Mechanism and Cognitive Function, Neurovascular Control, Brain Aging, Brain Activity
Interventions
transcranial photobiomodulation
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
21 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Mastication on Energy Release From Walnuts

NCT02927028
View directory record Official record
Conditions
Obesity
Interventions
Chewing
Other
Lead sponsor
Purdue University
Other
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 11, 2023 · Synced Sep 6, 2026, 5:51 AM EDT
Active, not recruiting Phase 3 Interventional

International Penile Advanced Cancer Trial (International Rare Cancers Initiative Study)

NCT02305654
View directory record Official record
Conditions
Squamous Cell Carcinoma of the Penis, Usual Type
Interventions
ILND - Inguinal Lymph Node Dissection, Paclitaxel, Ifosfamide, Cisplatin, Intensity modulated radiation treatment (IMRT), Prophylactic PLND - pelvic lymph node dissection
Procedure · Drug · Radiation
Lead sponsor
Institute of Cancer Research, United Kingdom
Other
Eligibility
18 Years and older · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
11
States / cities
Los Angeles, California • Tampa, Florida • Atlanta, Georgia + 6 more
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional

Effect of Protein Intake on Preterm Infant Body Composition

NCT02353013
View directory record Official record
Conditions
Premature; Infant, Light-for-dates
Interventions
Protein supplementation, Standard fortification
Dietary Supplement
Lead sponsor
University of Oklahoma
Other
Eligibility
1 Minute to 1 Year
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 21, 2017 · Synced Sep 6, 2026, 5:51 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Bone Graft Particle Size on Bone Vitality and Volume

NCT04778709
View directory record Official record
Conditions
Bilateral Sinus Pneumatization, Posterior Maxillary Ridge Atrophy Due to Extraction
Interventions
Puros allograft
Device
Lead sponsor
NYU College of Dentistry
Other
Eligibility
25 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 30, 2023 · Synced Sep 6, 2026, 5:51 AM EDT
Recruiting Not applicable Interventional

Using Light Therapy for Mild Cognitive Impairment

NCT07651787
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI), Amyloid Pathology
Interventions
Active Vielight Neuro RX-Duo device -Active transcranial photobiomodulation, Sham Vielight Neuro RX-Duo device -Sham transcranial photobiomodulation
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
55 Years to 95 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy Families Healthy Forces Study

NCT02348853
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Healthy Weight for Living (HWL), Current Best Practice (CBP)
Behavioral
Lead sponsor
Tufts University
Other
Eligibility
18 Years and older
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 4, 2020 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Orange Juice And Sugar Intervention Study

NCT03527277
View directory record Official record
Conditions
Cardiovascular Risk Factor, Type2 Diabetes Mellitus, Insulin Sensitivity, Metabolic Syndrome
Interventions
Naturally-sweetened orange juice, Sugar-sweetened beverage
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 50 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Sep 6, 2026, 5:51 AM EDT
Recruiting Phase 3 Interventional

Creatine Supplementation and Resistance Training to Preserve Muscle Mass and Attenuate Cancer Progression

NCT06112990
View directory record Official record
Conditions
Metastatic Prostate Cancer
Interventions
creatine monohydrate, Placebo, Home-based, telehealth
Dietary Supplement · Other · Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional

A Study of an Insulin Management System in Participants With Type 1 or Type 2 Diabetes

NCT04484779
View directory record Official record
Conditions
Type 1 Diabetes, Type 2 Diabetes
Interventions
IIM System, Insulin Lispro and/or Insulin Glargine
Device · Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
5
States / cities
Little Rock, Arkansas • Walnut Creek, California • Austin, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 6, 2021 · Synced Sep 6, 2026, 5:51 AM EDT
Active, not recruiting Not applicable Interventional

Evaluating the Influence of Diet-induced Weight Loss on Fat (Adipose) Tissue's Insulin Sensitivity and Testosterone Synthesis in Women With Overweight or Obesity, Insulin Resistance, and Hyperandrogenemia

NCT06998238
View directory record Official record
Conditions
Overweight and Obesity, Hyperandrogenemia, Insulin Resistance
Interventions
Mediterranean-based, carbohydrate restricted, calorie reduced diet
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Sep 6, 2026, 5:51 AM EDT
Not yet recruiting No phase listed Observational

GLP-1 Medication & Behavioral Health Programs on Weight & Metabolic Outcomes: FLOURISH and THRIVE Prospective Cohort Study

NCT07588984
View directory record Official record
Conditions
Obesity & Overweight, Weight Loss, Preventative Health, Body Weight, Cardiovascular Disease Risk Factor
Interventions
Noom Weight, Free Tier, Education-only control, Semaglutide, Tirzepatide, Microdose semaglutide, Microdose tirzepatide
Behavioral · Drug
Lead sponsor
Noom Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
2,310 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Sep 6, 2026, 5:51 AM EDT
Withdrawn Not applicable Interventional

Improving Glycemic Control Using a Virtual Weight Control Program Among Adults With Type 2 Diabetes

NCT05663554
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Obesity
Interventions
WW Intervention, Usual Care
Behavioral · Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Baton Rouge, Louisiana • Greensboro, North Carolina • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Sep 6, 2026, 5:51 AM EDT
Recruiting Not applicable Interventional

Iron Absorption in The Low Oxygen Exposure and Weight Status (LOWS) Study

NCT07542873
View directory record Official record
Conditions
Obesity (Disorder)
Interventions
Normobaric hypoxia (NH), Normobaric normoxia (NN)
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
22 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Chronic Energy Drink Consumption on Cardiometabolic Endpoints

NCT03840863
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Commercially-Available Energy Drink
Dietary Supplement
Lead sponsor
University of the Pacific
Other
Eligibility
18 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Stockton, California
Source: ClinicalTrials.gov public record
Updated Nov 5, 2020 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional Results available

Enhanced Protein-Energy Provision Via the Enteral Route in Critically Ill Patients

NCT01167595
View directory record Official record
Conditions
Critically Ill
Interventions
PEP uP Protocol
Other
Lead sponsor
Clinical Evaluation Research Unit at Kingston General Hospital
Other
Eligibility
18 Years and older
Enrollment
1,059 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
9
States / cities
Phoenix, Arizona • Loveland, Colorado • Washington D.C., District of Columbia + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional Results available

Evaluation of a Modified Running-specific Prosthetic Foot

NCT02440711
View directory record Official record
Conditions
Transtibial Amputation
Interventions
Energy storing foot (ESF), Modified running specific foot (mRSF)
Device
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Novel Cooling Vest to Protect Persons With SCI From Hyperthermia

NCT05441449
View directory record Official record
Conditions
Spinal Cord Injuries
Interventions
Cooling Vest
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 68 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Sep 6, 2026, 5:51 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Closed Loop Neural Activity Triggered Stroke Rehabilitation Device

NCT02098265
View directory record Official record
Conditions
Stroke
Interventions
Functional Electric Stimulation (FES), Behavioral Assessments, Magnetic Resonance Imaging, EEG, RecoveriX, Delay, BCI-FES
Device · Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
288 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Sep 6, 2026, 5:51 AM EDT
Completed Phase 2 Interventional Results available

Energy Metabolism in Thyroidectomized Patients

NCT04782856
View directory record Official record
Conditions
Thyroid Goiter, Hypothyroidism, Thyroid Cancer
Interventions
Levothyroxine, Liothyronine, Placebo
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 89 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 13, 2024 · Synced Sep 6, 2026, 5:51 AM EDT