Supplements containing banned substances
نویسندگان
چکیده
منابع مشابه
Update on Banned Substances 2013
CONTEXT Doping has been pervasive throughout the history of athletic competitions and has only recently been regulated by organizations such as the World Anti-Doping Agency (WADA), US Anti-Doping Agency (USADA), and the National Collegiate Athletic Association (NCAA). These regulatory bodies were created to preserve fair play and maintain the safety of the participants. Their updated 2013 lists...
متن کاملPerformance-Enhancing Drugs I: Understanding the Basics of Testing for Banned Substances.
Whenever athletes willfully or accidentally ingest performance-enhancing drugs or other banned substances (such as drugs of abuse), markers of those drugs can be detected in biological samples (e.g., biofluids: urine, saliva, blood); in the case of some drugs, that evidence can be apparent for many weeks following the last exposure to the drug. In addition to the willful use of prohibited drugs...
متن کاملNutritional supplements cross-contaminated and faked with doping substances.
Since 1999 several groups have analyzed nutritional supplements with mass spectrometric methods (GC/MS, LC/MS/MS) for contaminations and adulterations with doping substances. These investigations showed that nutritional supplements contained prohibited stimulants as ephedrines, caffeine, methylenedioxymetamphetamie and sibutramine, which were not declared on the labels. An international study p...
متن کاملEvaluation of selected food supplements containing antioxidants.
Seven commercial food supplements present on the Polish market were evaluated for their in vitro antioxidant capacity. The selected products were in the form of hard gelatin capsules. They contained the extracts from chokeberry, cranberry, blueberry and green tea. The mixture of vitamins and minerals as well as the product containing vitamin C in substantial dose were included into comparison. ...
متن کاملTestimony > Ephedrine Alkaloid-Containing Dietary Supplements
More than half of the population of the United States uses “dietary supplements.” The Dietary Supplement Health and Education Act of 1994 (DSHEA) (P.L. 103-417) set up a unique regulatory framework in an attempt to strike the right balance between providing consumers access to dietary supplements that they may choose to use to help maintain and improve their health, and giving FDA the necessary...
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ژورنال
عنوان ژورنال: British Journal of Sports Medicine
سال: 2010
ISSN: 0306-3674
DOI: 10.1136/bjsm.2010.078725.22