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

Effect of Caffeine on Heart Function

NCT02401776
View directory record Official record
Conditions
Fatigue, Tachycardia
Interventions
Monster Energy Drink, Coffee
Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 35 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 17, 2016 · Synced Sep 25, 2026, 1:29 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Hormonal Responses to a Mixed Meal in People With Cystic Fibrosis

NCT06163482
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Mixed meal
Other
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 45 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Sep 25, 2026, 1:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Stable Isotopes- Adults With Obesity

NCT07020741
View directory record Official record
Conditions
Obese Patients (BMI ≥ 30 kg/m²), Glucose Metabolism, Protein Metabolism
Interventions
Indispensable Amino Acid Oxidation, Stable Isotope Oral Glucose Tolerance Test
Procedure
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
19 Years to 59 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Sep 25, 2026, 1:29 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Effects of Energy Drinks on Cardiovascular Endpoints

NCT07212803
View directory record Official record
Conditions
Healthy Volunteers, Safety After Oral Intake
Interventions
Energy Drink A + Placebo Capsule, Placebo Drink + Moxifloxacin Capsule, Placebo Drink + Caffeine Capsule, Placebo Drink + Placebo Capsule, Energy Drink B, Control Product + Taurine, Control Product + Caffeine + Taurine, Lower Dose Energy Drink A
Dietary Supplement · Drug · Other
Lead sponsor
University of the Pacific
Other
Eligibility
18 Years to 40 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Stockton, California
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Weight Outlooks by Restriction of Diet and Sleep

NCT02413866
View directory record Official record
Conditions
Weight
Interventions
Calorie restriction only, Sleep & calorie restriction
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
35 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 18, 2019 · Synced Sep 25, 2026, 1:29 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Ultra-processed Food Consumption and Health Pilot Study

NCT07318064
View directory record Official record
Conditions
Obesity & Overweight
Interventions
Purple Diet, Ultra-processed diet
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 50 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Energy Drinks

NCT02727920
View directory record Official record
Conditions
Energy Drinks
Interventions
Energy drink, Placebo
Dietary Supplement · Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 70 Years
Enrollment
228 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 2, 2018 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cardiovascular Effects of Energy Drinks in Healthy Adults

NCT01940822
View directory record Official record
Conditions
Energy Drinks, Hemodynamics, Cardiovascular System
Interventions
Energy Drink, Placebo Drink
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Gastric Emptying Ultrasound Research Study

NCT02938065
View directory record Official record
Conditions
Gastric Emptying
Interventions
Ultrasound, 2% milk, apple juice, ensure clear
Procedure · Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
8 Years to 14 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 22, 2017 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Effects of Formula Diet on Body Weight, Body Composition, and Biomarkers for Disease Compared to a Standard Diet

NCT00138645
View directory record Official record
Conditions
Body Weight Changes
Interventions
MicroDiet, Healthy Diet
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Feb 7, 2016 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Soy Protein and Breast Cancer Risk Reduction

NCT00204477
View directory record Official record
Conditions
Breast Cancer
Interventions
soy milk, cow's milk
Dietary Supplement
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
30 Years to 40 Years · Female only
Enrollment
321 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2023
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 22, 2024 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Energy Drinks and Vascular Function

NCT03324256
View directory record Official record
Conditions
Vascular Function
Interventions
energy drink, caffeinated drink, Energy gum, placebo gum, Control drink, Total sleep deprivation
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 30 Years · Male only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 19, 2019 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Phase 2 Interventional

ROAR-DIGAP: A Widely Inclusive, Largely Virtual Pilot Trial Utilizing DIGAP (Deep Integrated Genomics Analysis Platform) To Personalize Treatments

NCT06429059
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis ALS
Interventions
Astaxanthin, Protandim, Melatonin, MitoQ
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
2
States / cities
Durham, North Carolina • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Citicoline Dose on Energy Drink Efficacy

NCT06890962
View directory record Official record
Conditions
Cognitive Performance, Gaming Performance, Blood Pressure, Heart Rate, Mood
Interventions
Energy drink consumption
Dietary Supplement
Lead sponsor
Nathaniel Jenkins
Other
Eligibility
18 Years to 50 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 23, 2025 · Synced Sep 25, 2026, 1:29 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effects of Nutritional Preconditioning on the Patient's Outcomes After Surgery

NCT03692507
View directory record Official record
Conditions
Major Abdominal/GI Surgery
Interventions
HMB, Protein and HMB, ERAS
Dietary Supplement
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Jul 1, 2021 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Inflammation and Protein Restriction

NCT03995979
View directory record Official record
Conditions
Protein Restriction, Diet, Inflammation
Interventions
4 Day Protein Restricted Diet
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 23, 2024 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Acute Effects of Fats on Satiety and Energy Needs

NCT02496936
View directory record Official record
Conditions
Obesity
Interventions
SFA, MUFA, PUFA-LA, ALA, LCn3
Other
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
18 Years to 50 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 3, 2022 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Gum Chewing on Energy Intake and Expenditure

NCT01043471
View directory record Official record
Conditions
Obesity
Interventions
Chewing gum, Water
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 38 Years · Female only
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 7, 2015 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Time Restricted Feeding (4-hour Versus 6-hour) for Weight Loss in Obese Adults

NCT03867773
View directory record Official record
Conditions
Obesity, Diabetes
Interventions
Time restricted feeding
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 23, 2022 · Synced Sep 25, 2026, 1:29 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 14, 2024 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Exploratory Investigation of a Supplement to Support Student Learning

NCT05528094
View directory record Official record
Conditions
Concentration Ability Impaired, Mental Fatigue
Interventions
GeniusDrops
Dietary Supplement
Lead sponsor
JoySpring
Other
Eligibility
5 Years to 12 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced Sep 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Anti-inflammatory Effect and Associated Mechanisms of Mango Consumption

NCT04726293
View directory record Official record
Conditions
Overweight or Obesity, Healthy
Interventions
Mango, Control
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
20 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 10, 2025 · Synced Sep 25, 2026, 1:29 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 25, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Energy Drink Brands on Heart Rhythm

NCT03196908
View directory record Official record
Conditions
Electrical Alternation of Heart, Blood Pressure
Interventions
Energy Drink Brand 1, Energy Drink Brand 2, Placebo
Dietary Supplement · Other
Lead sponsor
University of the Pacific
Other
Eligibility
18 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Stockton, California
Source: ClinicalTrials.gov public record
Updated Dec 23, 2018 · Synced Sep 25, 2026, 1:29 AM EDT