Below you can access a recent study on the use of dietary supplements in athletes. Although there is a need for surveys in more populations the results of this study might be useful to other groups too. To download free please use the link below http://jssm.org/vol12/n1/26/v12n1-26pdf.pdf
Ifigenia Giannopoulou, Kostantinos Noutsos, Nikolaos Apostolidis, Ioannis Bayios and George P.
Nassis. Performance Level Affects the Dietary Supplement Intake of Both Individual
and Team Sports Athletes. Journal of Sports Science and Medicine (2013) 12, 190-196