UFC, USADA announce marijuana positive no longer a violation under new anti-doping changes
UFC on Thursday announced several significant changes to its Anti-Doping Policy, including modifications in the handling of cannabis and its naturally occurring cannabinoid constituents. Most importantly, positive tests over the threshold and decision limit for carboxy-THC, the psychoactive ingredient in cannabis, will no longer be considered a violation of the UFC Anti-Doping Policy, unless additional evidence exists that an athlete used it intentionally for performance-enhancing purposes. All other “phyto” cannabinoids (those derived naturally from the cannabis plant) are no longe...