Further research may be directed at determining the optimum dose

Further research may be directed at determining the optimum dose of PS to achieve favorable

endocrine response in athletes. Acknowledgements The authors would like to thank Chemi Nutra, 4463 White Bear Pkwy, Suite 105, White Bear Lake, MN 55110, USA, for assistance with funding of this project and publication of this manuscript. This study was partially funded by a Research Enhancement Grant from West Texas A&M University. References 1. Jäger R, Purpura M, Kingsley M: Phospholipids and sports performance. J Int Soc Sports Nutr 2007, 4:5.PubMedCrossRef 2. Crook TH, Tinklenberg J, Yesavage J, Petrie W, Nunzi MG, Massari DC: Effects of phosphatidylserine in age-associated memory impairment. Neurol 1991,41(5):644–649. 3. Kingsley M: Effects of phosphatidylserine supplementation on exercising humans. Sports Med 2006,36(8):657–669.PubMedCrossRef 4. Starks GSK458 supplier MA, Starks SL, Kingsley M, Purpura M, Jäger R: The effects of phosphatidylserine on endocrine response to moderate intensity exercise. J Int Soc Sports Nutr 2008.,5(11): 5. Jäger R, Purpura M, Geiss K-R, Weiß M, Baumeister J, Amatulli F, Schröder L, Herwegen H: The effect of phosphatidylserine on golf performance. J Int Soc Sports Nutr 2007, 4:23.PubMedCrossRef 6. Baumeister J, Barthel T, Geiss KR,

Weiss M: Influence of phosphatidylserine on cognitive performance and cortical activity after LY294002 in vivo induced stress. Nutritional Neuroscience 2008,11(3):103–110.PubMedCrossRef 7. Scholey AB, French SJ, Morris PJ, Kennedy DO, Milne AL, Haskell CF: Consumption of cocoa flavanols results in acute improvements in mood and cognitive performance during selleck kinase inhibitor sustained mental effort. [http://​jop.​sagepub.​com/​content/​early/​2009/​11/​26/​0269881109106923​] Journal of Psychopharmacology 2009. 8. Martin DT, Andersen MB, Gates W: Using Profile of Mood States

(POMS) to monitor high-intensity training in cyclists: group versus case studies. The Sport PsychologistP 2000, 14:138–156. 9. Benton D, Donohoe RT, Sillance B, Nabb S: The influence of phosphatidylserine supplementation on mood and heart rate when faced with an acute stressor. Nutr Neurosci 2001,4(3):169–178.PubMed 10. Hellhammer J, Fries E, Buss C, Engert V, Tuch A, Rutenberg D, Hellhammer D: Effects of soy lecithin phosphatidic acid and phosphatidylserine complex (PAS) on the endocrine and psychological responses to mental stress. Stress 2004,7(2):119–126.PubMedCrossRef mafosfamide 11. Monteleone P, Maj M, Beinat L, Natale M, Kemali D: Blunting by chronic phosphatidylserine administration of the stress induced activation of the hypothalamo-pituitary-adrenal axis in healthy men. Eur J Clin Pharmacol 1992, 42:385–388.PubMed 12. Kinglsey MI, Wadsworth D, Kilduff LP, McEneny J, Benton D: Effects of phosphatidylserine on oxidative stress following intermittent running. Med Sci Sports Exerc 2005,37(8):1300–6.CrossRef 13. Kinglsey MI, Miller M, Kilduff LP, McEneny J, Benton D: Effects of phosphatidylserine on exercise capacity during cycling in active males.

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