[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100588115":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":25,"centralContacts":30,"locations":40,"responsibleParty":57,"collaborators":25,"id":61,"slug":62,"hasResults":63,"nctId":64,"briefTitle":65,"officialTitle":65,"acronym":66,"eligibilityCriteria":67,"healthyVolunteers":68,"sex":69,"minAge":70,"maxAge":71,"enrollmentInfo":72,"targetDuration":25,"studyType":75,"phases":76,"briefSummary":78,"conditions":79,"keywords":87,"overallStatus":43,"whyStopped":25,"lastUpdateSubmitDate":98,"lastUpdatePostDateStruct":99,"startDateStruct":102,"completionDateStruct":104,"leadSponsor":106,"locationsCount":107},{"fullName":5,"class":6},"Ankara Yildirim Beyazıt University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Creatine Monohydrate Supplementation","EXPERIMENTAL","Participants will receive 5 grams of creatine monohydrate powder dissolved in water, flavored with a sugar-free agent, 30 minutes before sleep each night for 7 days.",[13],"Dietary Supplement: Creatine Monohydrate",{"label":15,"type":16,"description":17,"interventionNames":18},"Placebo Supplementation","PLACEBO_COMPARATOR","Participants will receive 5 grams of a placebo powder (maltodextrin), visually identical and similarly flavored to the creatine supplement, 30 minutes before sleep each night for 7 days.",[19],"Dietary Supplement: Placebo (Maltodextrin)",[21,26],{"type":22,"name":23,"description":11,"armGroupLabels":24,"otherNames":25},"DIETARY_SUPPLEMENT","Creatine Monohydrate",[9],null,{"type":22,"name":27,"description":28,"armGroupLabels":29,"otherNames":25},"Placebo (Maltodextrin)","Visually identical placebo (maltodextrin powder, 5 g\u002Fday), flavored with a sugar-free agent, dissolved in water and consumed 30 minutes before sleep for 7 consecutive days.",[15],[31,36],{"name":32,"role":33,"phone":34,"phoneExt":25,"email":35},"Morteza Jourkesh, PhD","CONTACT","+98 938 278 4093","mjourkesh@iau.ac.ir",{"name":37,"role":33,"phone":38,"phoneExt":25,"email":39},"Caglar Soylu, phD","+90 5078593595","fztcaglar5187@gmail.com",[41],{"facility":42,"status":43,"city":44,"state":45,"zip":46,"country":47,"countryCode":48,"cosmosGeoPoint":49,"geoPoint":54,"contacts":55},"Islamic Azad University, Shabestar Branch","RECRUITING","Shabestar","East Azerbaijan Province","5381637183","Iran","IR",{"type":50,"coordinates":51},"Point",[52,53],45.7028,38.1804,{"lat":53,"lon":52},[56],{"name":32,"role":33,"phone":34,"phoneExt":25,"email":35},{"type":58,"investigatorFullName":59,"investigatorTitle":60,"investigatorAffiliation":5,"oldNameTitle":25,"oldOrganization":25},"PRINCIPAL_INVESTIGATOR","caglar soylu","Asisstant Professor","100588115","pre-sleep-creatine-enhances-anaerobic-power-in-recreationally-active-females-100588115",false,"NCT06937190","Pre-Sleep Creatine Enhances Anaerobic Power in Recreationally Active Females","SleepCrM","Inclusion Criteria:\n\nFemale, aged 18 to 25 years\n\nRecreationally active (engaging in structured resistance training 3-4 times per week for the past 6 months)\n\nRegular menstrual cycles (used for scheduling purposes)\n\nAble and willing to provide informed consent\n\nAgreement to maintain normal diet and training routines throughout the study\n\nExclusion Criteria:\n\nHistory of musculoskeletal injury affecting lower or upper limbs within the past 6 months\n\nKnown allergy or intolerance to creatine or maltodextrin\n\nUse of performance-enhancing substances or supplements within the last 30 days\n\nUse of recovery modalities such as massage, cryotherapy, or compression garments during the study period\n\nCurrent use of anti-inflammatory medication\n\nPregnancy or breastfeeding\n\nInability to comply with study protocol or scheduled assessments",true,"FEMALE","18 Years","25 Years",{"count":73,"type":74},24,"ESTIMATED","INTERVENTIONAL",[77],"NA","This study is a randomized, double-blind, placebo-controlled trial designed to examine the effects of pre-sleep creatine monohydrate supplementation on anaerobic performance and muscle damage markers in recreationally active females. Participants will be randomly assigned to receive either 5 grams of creatine monohydrate or a placebo 30 minutes before sleep for seven consecutive days. Anaerobic performance will be assessed using the Wingate Anaerobic Test, evaluating peak and average power output and fatigue index. Blood samples will be collected before and after the supplementation period to analyze markers of muscle damage, including creatine kinase and lactate dehydrogenase. This study aims to provide insight into the efficacy of short-term, time-specific creatine supplementation for enhancing performance and recovery.",[80,81,82,83,84,85,86],"Anaerobic Performance","Sports Nutrition","Exercise Recovery","Muscle Fatigue","Creatine Supplementation","Recreational Physical Activity","Female Athletes",[23,88,89,90,91,92,93,94,95,96,97],"Pre-Sleep Supplementation","Anaerobic Power","Wingate Test","Muscle Damage Markers","Creatine Kinase (CK)","Lactate Dehydrogenase (LDH)","Female Exercise Performance","Nutritional Ergogenic Aid","Resistance Training","Recovery Enhancement","2025-04-15",{"date":100,"type":101},"2025-04-22","ACTUAL",{"date":103,"type":101},"2025-04-01",{"date":105,"type":74},"2025-07-10",{"name":5,"class":6},1]