protocolSection identificationModule nctId: NCT06308731, orgStudyIdInfo id: 23-26, briefTitle: Exercise-Induced Rates of Fat Oxidation With and Without Ingestion of a Caffeine-Based Energy Drink, acronym: EDX, statusModule overallStatus: RECRUITING, startDateStruct date: 2024-01-19, primaryCompletionDateStruct date: 2024-07-01, completionDateStruct date: 2024-07-01, studyFirstPostDateStruct date: 2024-03-13, lastUpdatePostDateStruct date: 2024-03-13, sponsorCollaboratorsModule leadSponsor name: Lindenwood University, class: OTHER, descriptionModule briefSummary: The purpose of this study is to evaluate acute changes in rates of fat oxidation during exercise with and without the ingestion of a caffeine-based energy drink., conditionsModule conditions: Substrate Oxidation, conditions: Energy Expenditure, conditions: Reaction Time, conditions: Cognition, conditions: Exercise Performance, designModule studyType: INTERVENTIONAL, phases: NA, designInfo allocation: RANDOMIZED, interventionModel: CROSSOVER, interventionModelDescription: Double-blind, placebo controlled, crossover design, primaryPurpose: OTHER, maskingInfo masking: DOUBLE, maskingDescription: All energy drink supplements are provided in identical, unlabeled cans, using a randomization code., whoMasked: PARTICIPANT, whoMasked: INVESTIGATOR, enrollmentInfo count: 15, type: ESTIMATED, armsInterventionsModule interventions name: Caffeine-Based Energy Drink, interventions name: Placebo, outcomesModule primaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on fat oxidation rates during exercise., secondaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on energy expenditure rates during exercise., secondaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on carbohydrate oxidation during exercise, secondaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on plasma glycerol concentration, secondaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on plasma free fatty acid concentration, secondaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on ratings of perceived exertion, secondaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on exercise performance, secondaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on reaction time, secondaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on trail making test performance, secondaryOutcomes measure: Impact of a caffeine-based energy drink ingestion on Cognition, otherOutcomes measure: Impact of a caffeine-based energy drink ingestion on adverse events, otherOutcomes measure: Impact of a caffeine-based energy drink ingestion on heart rate, otherOutcomes measure: Impact of a caffeine-based energy drink ingestion on blood pressure, eligibilityModule sex: ALL, minimumAge: 18 Years, maximumAge: 50 Years, stdAges: ADULT, contactsLocationsModule locations facility: Exercise and Performance Nutrition Laboratory, status: RECRUITING, city: Saint Charles, state: Missouri, zip: 63301, country: United States, contacts name: Anthony M Hagele, MS, role: CONTACT, phone: 636-949-4785, email: ahagele@lindenwood.edu, contacts name: Joesi M Krieger, MS, role: CONTACT, phone: 636-949-4785, email: jkrieger@lindenwood.edu, contacts name: Chad M Kerksick, PhD, role: PRINCIPAL_INVESTIGATOR, geoPoint lat: 38.78394, lon: -90.48123, hasResults: False