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ClinicalTrials.gov public records Last synced Oct 19, 2026, 5:27 AM EDT

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Showing 1–24 of 40 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Energy Levels Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Radicle Energy: A Study of Cannabinoids on Energy and Other Health Outcomes

NCT05502328
View directory record Official record
Conditions
Energy
Interventions
Energy Study Product Usage
Dietary Supplement
Lead sponsor
Radicle Science
Industry
Eligibility
21 Years to 105 Years
Enrollment
1,427 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Del Mar, California
Source: ClinicalTrials.gov public record
Updated Nov 22, 2023 · Synced Oct 19, 2026, 5:27 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 19, 2026, 5:27 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Effect of OPC Factor on Energy Levels

NCT00318019
View directory record Official record
Conditions
Healthy
Interventions
OPC Factor(TM), Placebo
Dietary Supplement · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
45 Years to 65 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 17, 2011 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Trial to Assess the Effects of a Vitamin Shot on Energy Levels

NCT06019858
View directory record Official record
Conditions
Energy, Fatigue, Mood, Weight Loss, Cognition
Interventions
Vitamin Energy Shot
Other
Lead sponsor
Vitamin Energy®
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2023 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional

A Clinical Trial to Evaluate the Effects of a Supplement on Symptoms Associated With Liver and Digestive Health

NCT07738744
View directory record Official record
Conditions
Liver Health, Digestive Health, Fatigue, Abdominal Bloating, Abdominal Pain, Nausea, Energy Levels
Interventions
Edenboost Alpha Cleanse
Dietary Supplement
Lead sponsor
Edenboost
Industry
Eligibility
40 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Radicle Recharge: A Study of Health and Wellness Products on Energy Levels and Other Health Outcomes

NCT06104891
View directory record Official record
Conditions
Energy, Fatigue
Interventions
Recharge Placebo Control 1, Recharge Active Study Product 1, Recharge Active Study Product 2, Recharge Active Study Product 3
Dietary Supplement
Lead sponsor
Radicle Science
Industry
Eligibility
21 Years to 105 Years
Enrollment
264 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Del Mar, California
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Developing an Intervention to Prevent Visceral Adipose Tissue Accumulation

NCT01778712
View directory record Official record
Conditions
Menopause, Visceral Adipose Tissue Accumulation, Abdominal Obesity, Obesity, Overweight
Interventions
Multi-level intervention
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
42 Years and older · Female only
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 27, 2016 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CARE Trial: Comparing Different Levels of Calorie Reduction for Weight Loss

NCT02736669
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Energy Reduction
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
21 Years to 75 Years
Enrollment
223 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 19, 2026, 5:27 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

A Clinical Trial to Evaluate the Effects of a Herbal Tincture on Energy Levels, Weight Management, and Markers of Metabolic Health

NCT06949540
View directory record Official record
Conditions
Stress, Fatigue
Interventions
Blue Burn Tincture
Dietary Supplement
Lead sponsor
Apothekary
Industry
Eligibility
30 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Oat Breakfast Satiety Study

NCT01372683
View directory record Official record
Conditions
Subjective Appetite and Satiety, Subjective Energy Levels
Interventions
Dietary Intervention
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 20, 2011 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Comparison of the Metabolic Effects of Fructose, Glucose, High Fructose Corn Syrup and Sucrose at Normal Population Consumed Levels in Adults Aged 20-60 Years Old

NCT01797042
View directory record Official record
Conditions
Obesity
Interventions
Dietary Compliance
Behavioral
Lead sponsor
Rippe Lifestyle Institute
Industry
Eligibility
20 Years to 60 Years
Enrollment
366 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Celebration, Florida
Source: ClinicalTrials.gov public record
Updated Sep 30, 2014 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional

A Clinical Study to Assess the Effect of a Supplement on Digestive Health, Overall Well-being, and Participant Experience.

NCT06283732
View directory record Official record
Conditions
Digestive System Disease
Interventions
Greens powder
Dietary Supplement
Lead sponsor
Amway Corp
Industry
Eligibility
18 Years to 65 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study to Evaluate the Effects of a Supplement on Mucus Clearance and Respiratory Symptoms

NCT07740746
View directory record Official record
Conditions
Mucus Clearance, Respiratory Symptoms, Breathlessness, Chest Mucus Accumulation, Low Energy Levels
Interventions
BetterLungs, Placebo
Dietary Supplement
Lead sponsor
The Better Brand Inc.
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 19, 2026, 5:27 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Efficacy of Qualia Testosterone+ on Testosterone Levels in Adult Males

NCT07556458
View directory record Official record
Conditions
Low Testosterone Levels
Interventions
Qualia Testosterone+, Placebo
Dietary Supplement · Other
Lead sponsor
Qualia Life Sciences
Industry
Eligibility
28 Years to 65 Years · Male only
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Carlsbad, California
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 19, 2026, 5:27 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Dihydroberberine Effects on Body Composition and Metabolic Health in Healthy Adults

NCT07322679
View directory record Official record
Conditions
Health Adult Subjects
Interventions
Placebo （Microcrystalline Cellulose）, Dihydroberberine（DHB）
Dietary Supplement
Lead sponsor
Nanjing Nutrabuilding Bio-tech Co., Ltd.
Other
Eligibility
35 Years to 55 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 19, 2026, 5:27 AM EDT
Completed No phase listed Observational

Preliminary Assessment of Added Diagnostic Value of Dual Energy CT Images Using Data Acquired on a Spectral Detector CT

NCT02760706
View directory record Official record
Conditions
Compare Image Quality Between SDCT and Conventional CT Images of Any Tissue Lesion, Determine Optimal Monochromatic Energy Level for a Coronary Artery Image
Interventions
Computed Tomography scan
Device
Lead sponsor
Philips Healthcare
Industry
Eligibility
18 Years to 100 Years
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 19, 2017 · Synced Oct 19, 2026, 5:27 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Ashwagandha Extract on Stress Levels

NCT06793891
View directory record Official record
Conditions
Stress
Interventions
ashwagandha root, ashwagandha root and leaf, placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
30 Years to 59 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Huntsville, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 27, 2025 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Phase 3 Interventional Results available

A Study in Men With Low Testosterone to Measure the Effects of Testosterone Solution on Testosterone Levels, Sex Drive and Energy

NCT01816295
View directory record Official record
Conditions
Hypogonadism
Interventions
Testosterone Solution, Placebo Solution
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Male only
Enrollment
715 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
45
States / cities
Homewood, Alabama • Chandler, Arizona • Glendale, Arizona + 42 more
Source: ClinicalTrials.gov public record
Updated Dec 28, 2015 · Synced Oct 19, 2026, 5:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Energy Expenditure and Physical Activity in Preschoolers

NCT02075359
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
Baylor College of Medicine
Other
Eligibility
3 Years to 5 Years
Enrollment
119 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 26, 2020 · Synced Oct 19, 2026, 5:27 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

A Clinical Trial to Evaluate the Effects of Super Liver Liquid Drops on Gut Health, Digestive Comfort, and Daily Energy Levels

NCT07742657
View directory record Official record
Conditions
Gastrointestinal Symptoms, Bloating, Digestive Discomfort, Low Energy Levels, Brain Fog, Mood Instability, Sleep Quality, Skin Clarity, Facial Puffiness, Bad Breath
Interventions
Super Liver
Dietary Supplement
Lead sponsor
SuperBonsai Inc.
Industry
Eligibility
30 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 19, 2026, 5:27 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Evaluating Heart & Soil's Lifeblood on Iron and Energy Levels

NCT07293117
View directory record Official record
Conditions
Energy
Interventions
Heart & Soil Lifeblood
Dietary Supplement
Lead sponsor
Efforia, Inc
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 26, 2025 · Synced Oct 19, 2026, 5:27 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Trial to Study the Effects of Ginseng and Cordyceps on Aerobic Capacity, Lactate Kinetics, and Nitric Oxide

NCT07729943
View directory record Official record
Conditions
Healthy Subjects With Low Energy Levels
Interventions
Panax ginseng, Cordycep Militaris, Placebo
Dietary Supplement · Other
Lead sponsor
Applied Food Sciences Inc.
Industry
Eligibility
40 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Canfield, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional

KU Alternate Meal Energy Level Study

NCT03696966
View directory record Official record
Conditions
Obesity, Weight Loss
Interventions
Portion-Controlled Meals, Low-Calorie Diet, Intermittent Very-Low Calorie Diet
Dietary Supplement · Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
21 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Oct 19, 2026, 5:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Trial to Evaluate the Effects of a Supplement on Supporting Signs of a Healthy Metabolism

NCT07765407
View directory record Official record
Conditions
Poor Energy Levels, Poor Metabolism, Difficulty With Weight Management, Bloating
Interventions
Love Wellness Energize
Dietary Supplement
Lead sponsor
Love Wellness
Industry
Eligibility
25 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 19, 2026, 5:27 AM EDT