Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 6, 2026, 5:34 PM EDT

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Showing 1–22 of 22 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Type 2 Diabetes, Ketone Body Metabolism, Ketones, Metabolism
Interventions
Ketone Ester Acute, Placebo Acute
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Ultra-processed Food Consumption and Health Pilot Study

NCT07318064
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
Completed Not applicable Interventional Accepts healthy volunteers

PFA-100 Responsive to Effect of Energy Drinks on Platelet Function

NCT02997111
Conditions
Platelet Function, Thrombosis
Interventions
PFA-100
Device
Lead sponsor
St. Louis University
Other
Eligibility
18 Years to 35 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

Post-Exercise Cardiovascular Responses Following Energy Drink Consumption

NCT03418077
Conditions
QTc Interval
Interventions
Energy Drink, Placebo-control
Dietary Supplement
Lead sponsor
David Grant U.S. Air Force Medical Center
Federal
Eligibility
18 Years to 40 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Travis Air Force Base, California
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Chronic Energy Drink Consumption on Cardiometabolic Endpoints

NCT03840863
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
Completed Not applicable Interventional Accepts healthy volunteers

Anti-inflammatory Effect and Associated Mechanisms of Mango Consumption

NCT04726293
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
Completed Not applicable Interventional Accepts healthy volunteers

Caffeine Disposition After Inhalation

NCT02184104
Conditions
Healthy
Interventions
Caffeine
Dietary Supplement
Lead sponsor
University of Tennessee
Other
Eligibility
21 Years to 45 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Memphis, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effects of Alcohol Consumption on Central Adiposity

NCT03521817
Conditions
Alcohol Drinking, Weight Loss, Adiposity, Obesity, Visceral Obesity
Interventions
Alcohol, No Alcohol
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
21 Years to 40 Years · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
Hemodynamic Effects of Energy Drink, Electrocardiograph Effects of Energy Drinks
Interventions
Energy Drink, Active Control
Dietary Supplement
Lead sponsor
David Grant U.S. Air Force Medical Center
Federal
Eligibility
18 Years to 40 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Travis Air Force Base, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Thermogenenic Responses to Fasting and Overfeeding in Women

NCT06610162
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
Conditions
Cardiovascular Diseases
Interventions
energy drink, Moxifloxacin 400mg, Placebo
Other
Lead sponsor
David Grant U.S. Air Force Medical Center
Federal
Eligibility
18 Years to 40 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Travis Air Force Base, California
Completed Not applicable Interventional Accepts healthy volunteers

Sweetened Beverages and Food Intake

NCT00475475
Conditions
Overweight, Obesity
Interventions
Fructose, glucose, non-caloric sweetener
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 25 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Accepts healthy volunteers

Energy Drinks and Vascular Function

NCT03324256
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
Conditions
Obesity, Childhood Obesity, Hypertension, Diabetes, Dyslipidemia
Interventions
Families on Track Intervention
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Durham, NC, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Energy Drink Effects on Performance, Mood, and Cardiovascular Outcomes

NCT05559372
Conditions
Caffeine, Exercise Performance, Energy Drink, Cardiovascular Safety, Mood
Interventions
Acute energy drink or placebo consumption
Dietary Supplement
Lead sponsor
Nathaniel Jenkins
Other
Eligibility
20 Years to 35 Years · Male only
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Time Restricted Eating, Obesity, Weight Loss, Colorectal Cancer
Interventions
Time restricted eating, Calorie Restriction
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
45 Years to 70 Years
Enrollment
194 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Multi-cycle Prolon Diet

NCT02158897
Conditions
Healthy Volunteers
Interventions
Prolon diet
Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 70 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

Citicoline Dose on Energy Drink Efficacy

NCT06890962
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
Completed Not applicable Interventional Accepts healthy volunteers

Fasting ENHANCE Pilot Study

NCT05732935
Conditions
Overweight and Obesity, Time Restricted Feeding, Alzheimer Disease
Interventions
Time Restricted Eating intervention, Successful Aging Comparison Group (LEARN)
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Completed Not applicable Interventional Accepts healthy volunteers

The Role of Protein in Regulating Ad Libitum Energy Intake in Humans

NCT02613065
Conditions
Energy Balance
Interventions
Consumption of NOW Foods eggwhite protein shake, Consumption of NOW Foods maltodextrin shake
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
30 Years to 50 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Cardiovascular Diseases, Hypertension, Diet
Interventions
Energy Drink, Water Control
Dietary Supplement · Other
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
18 Years to 30 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Arlington, Texas
Conditions
Colorectal Cancer
Interventions
Energy drink
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 40 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Gainesville, Florida