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Research Article

Effects of chronic betaine supplementation on performance in professional young soccer players during a competitive season: a double blind, randomized, placebo-controlled trial

Hadi Nobari1 Department of Exercise Physiology, Faculty of Sport SciencesUniversity of Isfahan81746- 7344IsfahanIran;5 Department of Exercise Physiology, Faculty of Educational Sciences and PsychologyUniversity of Mohaghegh Ardabili56199-11367ArdabilIranCorrespondence[email protected]

Jason M Cholewa2 Department of Exercise Physiology, College of Health SciencesUniversity of Lynchburg24501LynchburgVAUSA

Alfonso Castillo-Rodríguez3 Department of Physical Education and SportsUniversity of Granada18010GranadaSpain

Mehdi Kargarfard1 Department of Exercise Physiology, Faculty of Sport SciencesUniversity of Isfahan81746- 7344IsfahanIran

Jorge Pérez-Gómez4 HEME Research Group, Faculty of Sport SciencesUniversity of Extremadura10003CáceresSpain

Article: 67 | Published online: 01 Apr 2022

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https://doi.org/10.1186/s12970-021-00464-y
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Hulteen RM, Smith JJ, Morgan PJ, Barnett LM, Hallal PC, Colyvas K, Lubans DR: Global participation in sport and leisure-time physical activities: A systematic review and meta-analysis. Preventive medicine 2017, 95:14-25.
Google Scholar
KouturesCGGregoryAJInjuries in youth soccerPediatrics2010125 2 410 4 20100755 https://doi.org/10.1542/peds.2009-3009 20100755
PubMed Web of Science ®Google Scholar
PostEGBellDRTrigstedSMPfallerAYHetzelSJBrooksMAMcGuineTAAssociation of Competition Volume, Club Sports, and Sport Specialization With Sex and Lower Extremity Injury History in High School AthletesSports health20179 6 518 23 28628419 5665112 https://doi.org/10.1177/1941738117714160
PubMedGoogle Scholar
LiJSunLEffect of whey protein on aerobic exercise ability of football playersMatrix Science Medica20193 1 19 1:CAS:528:DC%2BC1MXitlKhtLzM https://doi.org/10.4103/MTSM.MTSM_23_19
Google Scholar
BangsboJPhysiological demands of footballSports Science Exchange201427 125 1 6
Google Scholar
Smpokos E, Tsikakis A, Peres R, Lappas V, Caravela P, Oliveira P, Linardakis M. Physical performance of youth football (soccer) players playing in European and National Leagues’ matches. Sport Journal 2019, Sport Journal.
Google Scholar
CapranicaLTessitoreAGuidettiLFiguraFHeart rate and match analysis in pre-pubescent soccer playersJ Sports Sci200119 6 379 84 1:STN:280:DC%2BD38%2Fhtl2mug%3D%3D 11411774 https://doi.org/10.1080/026404101300149339 11411774
PubMed Web of Science ®Google Scholar
BloomfieldJPolmanRO’DonoghuePPhysical Demands of Different Positions in FA Premier League SoccerJournal of sports science medicine20076 1 63 70 24149226 3778701
PubMed Web of Science ®Google Scholar
NobariHAlvesARClementeFMPérez-GómezJClarkCCTGranacherUZOUHALHAssociations between variations in accumulated workload and physiological variables in young male soccer players over the course of a seasonFront Physiol202112 233
Web of Science ®Google Scholar
Nobari H, Silva AF, Clemente FM, Siahkouhian M, García-Gordillo M, Adsuar JC, Pérez-Gómez J. Analysis of Fitness Status Variations of Under-16 Soccer Players Over a Season and Their Relationships With Maturational Status and Training Load. Frontiers in Physiology 2021.
Google Scholar
NobariHOliveiraRClementeFMPérez-GómezJPardos-MainerEArdigòLPSomatotype, Accumulated Workload, and Fitness Parameters in Elite Youth Players: Associations with Playing PositionChildren20218 5 375 34068574 8151242 https://doi.org/10.3390/children8050375
PubMedGoogle Scholar
Nobari H, Silva AF, Clemente FM, Siahkouhian M, García-Gordillo M, Adsuar JC, Pérez-Gómez J. Analysis of Fitness Status Variations of Under-16 Soccer Players Over a Season and Their Relationships With Maturational Status and Training Load. Frontiers in Physiology 2021, 11(1840).
Google Scholar
Abarghoueinejad M, Baxter-Jones ADG, Gomes TN, Barreira D, Maia J. Motor Performance in Male Youth Soccer Players: A Systematic Review of Longitudinal Studies. Sports (Basel, Switzerland) 2021, 9(4).
Google Scholar
EmmondsSSawczukTScantleburySTillKJonesBSeasonal Changes in the Physical Performance of Elite Youth Female Soccer PlayersJournal of strength conditioning research202034 9 2636 43 30358700 https://doi.org/10.1519/JSC.0000000000002943 30358700
PubMed Web of Science ®Google Scholar
MacIntyreDLReidWDMcKenzieDCDelayed muscle soreness. The inflammatory response to muscle injury and its clinical implicationsSports medicine (Auckland NZ)199520 1 24 40 1:STN:280:DyaK28%2FmtFSrug%3D%3D https://doi.org/10.2165/00007256-199520010-00003
PubMed Web of Science ®Google Scholar
ChengAJJudeBLannerJTIntramuscular mechanisms of overtrainingRedox Biol202035 101480 1:CAS:528:DC%2BB3cXkvFaktLY%3D 32179050 7284919 https://doi.org/10.1016/j.redox.2020.101480
PubMed Web of Science ®Google Scholar
BrancaccioPLippiGMaffulliNBiochemical markers of muscular damageClinical chemistry laboratory medicine201048 6 757 67 1:CAS:528:DC%2BC3cXptVelu7w%3D 20518645 https://doi.org/10.1515/CCLM.2010.179 20518645
PubMed Web of Science ®Google Scholar
Nobari H, Nejad HA, Kargarfard M, Mohseni S, Suzuki K, Carmelo Adsuar J, Pérez-Gómez J. The Effect of Acute Intense Exercise on Activity of Antioxidant Enzymes in Smokers and Non-Smokers. Biomolecules 2021, 11(2).
Google Scholar
Silva JR, Rumpf MC, Hertzog M, Castagna C, Farooq A, Girard O, Hader K: Acute and Residual Soccer Match-Related Fatigue: A Systematic Review and Meta-analysis. Sports medicine (Auckland, NZ) 2018, 48(3):539-583.
Google Scholar
Hader K, Palazzi D, Buchheit M. Change of direction speed in soccer: how much braking is enough? Kinesiology 2015, 47(1.):67–74.
Google Scholar
HaderKMendez-VillanuevaAPalazziDAhmaidiSBuchheitMMetabolic Power Requirement of Change of Direction Speed in Young Soccer Players: Not All Is What It SeemsPLoS One201611 3 e0149839 26930649 4773143 https://doi.org/10.1371/journal.pone.0149839 1:CAS:528:DC%2BC28XhsVyhu7nO
PubMed Web of Science ®Google Scholar
GuexKMilletGPConceptual framework for strengthening exercises to prevent hamstring strainsSports medicine (Auckland NZ)201343 12 1207 15 https://doi.org/10.1007/s40279-013-0097-y
Web of Science ®Google Scholar
BrinkMSVisscherCCouttsAJLemminkKAChanges in perceived stress and recovery in overreached young elite soccer playersScand J Med Sci Sport201222 2 285 92 1:STN:280:DC%2BC383pvVWnsg%3D%3D https://doi.org/10.1111/j.1600-0838.2010.01237.x
PubMed Web of Science ®Google Scholar
SkorskiSMujikaIBosquetLMeeusenRCouttsAJMeyerTThe Temporal Relationship Between Exercise, Recovery Processes, and Changes in PerformanceInt J Sports Physiol Perform201914 8 1015 21 31172832 https://doi.org/10.1123/ijspp.2018-0668 31172832
PubMed Web of Science ®Google Scholar
Steffl M, Kinkorova I, Kokstejn J, Petr M. Macronutrient Intake in Soccer Players-A Meta-Analysis. Nutrients 2019, 11(6).
Google Scholar
CraigSABetaine in human nutritionAm J Clin Nutr200480 3 539 49 1:CAS:528:DC%2BD2cXnsVWitbc%3D 15321791 https://doi.org/10.1093/ajcn/80.3.539 15321791
PubMed Web of Science ®Google Scholar
SenesiPLuziLMontesanoAMazzocchiNTerruzziIBetaine supplement enhances skeletal muscle differentiation in murine myoblasts via IGF-1 signaling activationJournal of translational medicine201311 174 1:CAS:528:DC%2BC3sXht1ygurvI 23870626 3726349 https://doi.org/10.1186/1479-5876-11-174
PubMed Web of Science ®Google Scholar
ApicellaJMLeeECBaileyBLSaenzCAndersonJMCraigSAKraemerWJVolekJSMareshCMBetaine supplementation enhances anabolic endocrine and Akt signaling in response to acute bouts of exerciseEur J Appl Physiol2013113 3 793 802 1:CAS:528:DC%2BC3sXis1Kqu74%3D 22976217 https://doi.org/10.1007/s00421-012-2492-8 22976217
PubMed Web of Science ®Google Scholar
HuangQCXuZRHanXYLiWFEffect of betaine on growth hormone pulsatile secretion and serum metabolites in finishing pigsJournal of Animal Physiology Animal Nutrition200791 3-4 85 90 1:CAS:528:DC%2BD2sXksFWqs78%3D 17355337 https://doi.org/10.1111/j.1439-0396.2006.00644.x 17355337
PubMed Web of Science ®Google Scholar
ChenYLiuYLiuYWangXGuanKZhuHHigher serum concentrations of betaine rather than choline is associated with better profiles of DXA-derived body fat and fat distribution in Chinese adultsInternational Journal of Obesity201539 3 465 71 1:CAS:528:DC%2BC2cXhsFyks77E 25152241 https://doi.org/10.1038/ijo.2014.158 25152241
PubMedGoogle Scholar
LeeECFragalaMSKavourasSAQueenRMPryorJLCasaDJBiomarkers in Sports and Exercise: Tracking Health, Performance, and Recovery in AthletesJournal of strength conditioning research201731 10 2920 37 28737585 https://doi.org/10.1519/JSC.0000000000002122 28737585
PubMed Web of Science ®Google Scholar
NobariHKargarfardMMinasianVCholewaJMPérez-GómezJThe effects of 14-week betaine supplementation on endocrine markers, body composition and anthropometrics in professional youth soccer players: a double blind, randomized, placebo-controlled trialJ Int Soc Sports Nutr202118 1 20 1:CAS:528:DC%2BB3MXht1ahs7bE 33663545 7934563 https://doi.org/10.1186/s12970-021-00417-5
PubMedGoogle Scholar
NobariHCholewaJMPérez-GómezJCastillo-RodríguezAEffects of 14-weeks betaine supplementation on pro-inflammatory cytokines and hematology status in professional youth soccer players during a competition season: a double blind, randomized, placebo-controlled trialJ Int Soc Sports Nutr202118 1 42 1:CAS:528:DC%2BB3MXhvFehs7rJ 34090451 8180114 https://doi.org/10.1186/s12970-021-00441-5
PubMed Web of Science ®Google Scholar
Van Every DW, Plotkin DL, Delcastillo K, Cholewa J, Schoenfeld BJ. Betaine Supplementation: A Critical Review of Its Efficacy for Improving Muscle Strength, Power, and Body Composition. 9000, Publish Ahead of Print.
Google Scholar
PryorJLCraigSASwensenTEffect of betaine supplementation on cycling sprint performanceJ Int Soc Sports Nutr20129 1 12 1:CAS:528:DC%2BC38XotVyrsbs%3D 22471891 3353850 https://doi.org/10.1186/1550-2783-9-12
PubMedGoogle Scholar
Millard-Stafford M, Warren GL, Hitchcock KM, Welling RI, Rosskopf LB, Snow TK: Fluid Replacement In The Heat: Effects Of Betaine164 Board# 71 9: 30 AM-11: 00 AM. Medicine Science in Sports Exercise 2005, 37(5):S28.
Google Scholar
ArmstrongLECasaDJRotiMWLeeECCraigSASutherlandJWFialaKAMareshCMInfluence of betaine consumption on strenuous running and sprinting in a hot environmentJournal of strength conditioning research200822 3 851 60 18438230 https://doi.org/10.1519/JSC.0b013e31816a6efb 18438230
PubMedGoogle Scholar
Moro T, Badiali F, Fabbri I, Paoli A. Betaine Supplementation Does Not Improve Muscle Hypertrophy or Strength Following 6 Weeks of Cross-Fit Training. Nutrients 2020, 12(6).
Google Scholar
HoffmanJRRatamessNAKangJRashtiSLFaigenbaumADEffect of betaine supplementation on power performance and fatigueJ Int Soc Sports Nutr20096 7 19250531 2651845 https://doi.org/10.1186/1550-2783-6-7 1:CAS:528:DC%2BC3cXksVKitbw%3D
PubMed Web of Science ®Google Scholar
LeeECMareshCMKraemerWJYamamotoLMHatfieldDLBaileyBLArmstrongLEVolekJSMcDermottBPCraigSAErgogenic effects of betaine supplementation on strength and power performanceJ Int Soc Sports Nutr20107 27 20642826 2915951 https://doi.org/10.1186/1550-2783-7-27 1:CAS:528:DC%2BC3cXpslaktLs%3D
PubMed Web of Science ®Google Scholar
TrepanowskiJFFarneyTMMcCarthyCGSchillingBKCraigSABloomerRJThe effects of chronic betaine supplementation on exercise performance, skeletal muscle oxygen saturation and associated biochemical parameters in resistance trained menJournal of strength conditioning research201125 12 3461 71 22080324 https://doi.org/10.1519/JSC.0b013e318217d48d 22080324
PubMed Web of Science ®Google Scholar
IsmaeelAEffects of Betaine Supplementation on Muscle Strength and Power: A Systematic ReviewJournal of strength conditioning research201731 8 2338 46 28426517 https://doi.org/10.1519/JSC.0000000000001959 28426517
PubMed Web of Science ®Google Scholar
CholewaJMGuimarães-FerreiraLZanchiNEEffects of betaine on performance and body composition: a review of recent findings and potential mechanismsAmino Acids201446 8 1785 93 1:CAS:528:DC%2BC2cXmvVShu78%3D 24760587 https://doi.org/10.1007/s00726-014-1748-5 24760587
PubMed Web of Science ®Google Scholar
Medicine ACoS. ACSM’s guidelines for exercise testing and prescription. Lippincott Williams & Wilkins; 2013.
Google Scholar
NobariHAraziHMirzaeiBRelationship between anthropometric and bio-motor profile with competitive performance of Iranian national cross-country running teamJournal of Applied Exercise Physiology201713 25 159 74
Google Scholar
EnoksenETønnessenEShalfawiSValidity and reliability of the Newtest Powertimer 300-series testing systemJ Sports Sci200927 1 77 84 19031330 https://doi.org/10.1080/02640410802448723 19031330
PubMed Web of Science ®Google Scholar
AraziHMirzaeiBNobariHAnthropometric profile, body composition and somatotyping of national Iranian cross-country runnersTurkish Journal of Sport Exercise201517 2 35 41 https://doi.org/10.15314/tjse.49873
Google Scholar
NobariHAquinoRClementeFMKhalafiMAdsuarJCPérez-GómezJDescription of acute and chronic load, training monotony and strain over a season and its relationships with well-being status: A study in elite under-16 soccer playersPhysiology Behavior2020225 113117 1:CAS:528:DC%2BB3cXhsFKgsbzJ 32750432 https://doi.org/10.1016/j.physbeh.2020.113117 32750432
PubMedGoogle Scholar
Nobari H, Barjaste A, Haghighi H, Clemente FM, Carlos-Vivas J, Perez-Gomez J. Quantification of training and match load in elite youth soccer players: a full-season study. The Journal of Sports Medicine Physical Fitness 2021.
Google Scholar
NobariHFaniMClementeFMCarlos-VivasJPérez-GómezJArdigòLPIntra-and inter-week variations of well-being across a season: A cohort study in elite youth soccer playersFront Psychol202112 1030
Web of Science ®Google Scholar
NobariHAkyildizZFaniMOliveiraRPérez-GómezJClementeFMWeekly Wellness Variations to Identify Non-Functional Overreaching Syndrome in Turkish National Youth Wrestlers: A Pilot StudySustainability202113 9 4667 https://doi.org/10.3390/su13094667
Web of Science ®Google Scholar
JacksonASPollockMLGeneralized equations for predicting body density of menBritish journal of nutrition197840 3 497 504 1:STN:280:DyaE1M%2Fmt1WqsA%3D%3D https://doi.org/10.1079/BJN19780152
PubMed Web of Science ®Google Scholar
Mirwald RL, Baxter-Jones AD, Bailey DA, Beunen GPJM. sports si, exercise: An assessment of maturity from anthropometric measurements. 2002, 34(4):689–694.
Google Scholar
MirwaldRLBaxter-JonesADBaileyDABeunenGPAn assessment of maturity from anthropometric measurementsMed Sci sports Exerc200234 4 689 94 11932580 11932580
PubMed Web of Science ®Google Scholar
Bangsbo J, Mohr M: Fitness testing in football: Bangsbosport; 2012.
Google Scholar
Haugen TA, Tønnessen E. Seiler SJIjosp, performance: Speed and countermovement-jump characteristics of elite female soccer players, 1995–2010. 2012, 7(4):340-349.
Google Scholar
SheppardJMYoungWBAgility literature review: Classifications, training and testingJournal of sports sciences200624 9 919 32 1:STN:280:DC%2BD28vlvFyjtg%3D%3D 16882626 https://doi.org/10.1080/02640410500457109 16882626
PubMed Web of Science ®Google Scholar
Baechle T, Eaerle R, Wathen D: Essential of Strength Training and Conditioning (NSCA). 2º. 680 In.: Edition Human Kinetics, Champaign IL; 2000.
Google Scholar
Brzycki M. Strength testing—predicting a one-rep max from reps-to-fatigue. Journal of Physical Education Recreation Dance. 1993;64(1):88–90.
Google Scholar
Zagatto AM, Beck WR, Gobatto CAJTJoS, Research C. Validity of the running anaerobic sprint test for assessing anaerobic power and predicting short-distance performances. 2009, 23(6):1820–1827.
Google Scholar
Draper P, Whyte G: Anaerobic performance testing. 1997.
Google Scholar
ZagattoAMBeckWRGobattoCAValidity of the running anaerobic sprint test for assessing anaerobic power and predicting short-distance performancesJournal of strength conditioning research200923 6 1820 7 19675478 https://doi.org/10.1519/JSC.0b013e3181b3df32 19675478
PubMed Web of Science ®Google Scholar
BongersBCWerkmanMSBloklandDEijsermansMJVan der TorrePBartelsBVerschurenOTakkenTValidity of the Pediatric Running-Based Anaerobic Sprint Test to Determine Anaerobic Performance in Healthy ChildrenPediatric exercise science201527 2 268 76 25387031 https://doi.org/10.1123/pes.2014-0078 25387031
PubMedGoogle Scholar
BuchheitMThe 30-15 intermittent fitness test: accuracy for individualizing interval training of young intermittent sport playersJournal of strength conditioning research200822 2 365 74 18550949 https://doi.org/10.1519/JSC.0b013e3181635b2e 18550949
PubMed Web of Science ®Google Scholar
ThomasCDos’SantosTJonesPAComfortPReliability of the 30-15 Intermittent Fitness Test in Semiprofessional Soccer PlayersInt J Sports Physiol Perform201611 2 172 5 26181081 https://doi.org/10.1123/ijspp.2015-0056 26181081
PubMedGoogle Scholar
ČovićNJeleškovićEAlićHRađoIKafedžićESporišGMcMasterDTMilanovićZReliability, Validity and Usefulness of 30-15 Intermittent Fitness Test in Female Soccer PlayersFrontiers in physiology20167 510 27909408 5112263 https://doi.org/10.3389/fphys.2016.00510
PubMed Web of Science ®Google Scholar
SlimaniMNikolaidisPTAnthropometric and physiological characteristics of male soccer players according to their competitive level, playing position and age group: a systematic reviewJ Sports Med Phys Fit201959 1 141 63
PubMed Web of Science ®Google Scholar
WingCETurnerANBishopCJImportance of Strength and Power on Key Performance Indicators in Elite Youth SoccerJournal of strength conditioning research202034 7 2006 14 29373431 https://doi.org/10.1519/JSC.0000000000002446 29373431
PubMedGoogle Scholar
ComfortPStewartABloomLClarksonBRelationships between strength, sprint, and jump performance in well-trained youth soccer playersJournal of strength conditioning research201428 1 173 7 23542878 https://doi.org/10.1519/JSC.0b013e318291b8c7 23542878
PubMed Web of Science ®Google Scholar
SarabonNPanjanARoskerJFondaBFunctional and neuromuscular changes in the hamstrings after drop jumps and leg curlsJournal of sports science medicine201312 3 431 8 24149148 3772585
PubMed Web of Science ®Google Scholar
CholewaJMWyszczelska-RokielMGlowackiRJakubowskiHMatthewsTWoodRCraigSAPaoloneVEffects of betaine on body composition, performance, and homocysteine thiolactoneJ Int Soc Sports Nutr201310 1 39 23967897 3844502 https://doi.org/10.1186/1550-2783-10-39 1:CAS:528:DC%2BC2cXislOqsbc%3D
PubMed Web of Science ®Google Scholar
CholewaJMHudsonACicholskiTCervenkaABarrenoKBroomKBarchMCraigSAThe effects of chronic betaine supplementation on body composition and performance in collegiate females: a double-blind, randomized, placebo controlled trialJ Int Soc Sports Nutr201815 1 37 30064450 6069865 https://doi.org/10.1186/s12970-018-0243-x 1:CAS:528:DC%2BC1MXjt1Ojsrk%3D
PubMed Web of Science ®Google Scholar
MangineGTHoffmanJRWangRGonzalezAMTownsendJRWellsAJJajtnerARBeyerKSBooneCHMiramontiAA et al Resistance training intensity and volume affect changes in rate of force development in resistance-trained menEur J Appl Physiol2016116 11-12 2367 74 27744584 https://doi.org/10.1007/s00421-016-3488-6 27744584
PubMedGoogle Scholar
MoroTBadialiFFabbriIPaoliABetaine Supplementation Does not Improve Muscle Hypertrophy or Strength Following 6 Weeks of Cross-Fit TrainingNutrients202012 6 1688 1:CAS:528:DC%2BB3cXhvF2nsbzL 7352895 https://doi.org/10.3390/nu12061688
PubMed Web of Science ®Google Scholar
Maté-MuñozJLLougedoJHBarbaMCañuelo-MárquezAMGuodemar-PérezJGarcía-FernándezPLozano-EstevanMDCAlonso-MeleroRSánchez-CalabuigMARuíz-LópezM et al Cardiometabolic and Muscular Fatigue Responses to Different CrossFit® WorkoutsJournal of sports science medicine201817 4 668 79 30479537 6243628
PubMed Web of Science ®Google Scholar
Yang MT, Lee XX, Huang BH, Chien LH, Wang CC, Chan KH. Effects of Two-Week Betaine Supplementation on Apoptosis, Oxidative Stress, and Aerobic Capacity after Exhaustive Endurance Exercise. Antioxidants (Basel, Switzerland) 2020, 9(12).
Google Scholar
KrebsHRate control of the tricarboxylic acid cycleAdv Enzyme Regul19708 335 53 1:CAS:528:DyaE38XltlKkt7w%3D 4920378 https://doi.org/10.1016/0065-2571(70)90028-2 4920378
PubMedGoogle Scholar
CaldasTDemont-CauletNGhaziARicharmeGThermoprotection by glycine betaine and cholineMicrobiology1999145 Pt 9 2543 8 1:CAS:528:DyaK1MXmsVyhtbw%3D 10517607 10517607 https://doi.org/10.1099/00221287-145-9-2543
PubMedGoogle Scholar

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Effects of chronic betaine supplementation on performance in professional young soccer players during a competitive season: a double blind, randomized, placebo-controlled trial

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