USADA

UFC changes anti-doping policy, won't punish fighters for marijuana use 3
UFC changes anti-doping policy, won’t punish fighters for marijuana use
WADA
Anti-Doping in 2020: COVID-19 and its impact on global anti-doping efforts
USADA confirms the presence of anti-doping officers at UFC's 'Fight Island' 4
USADA confirms the presence of anti-doping officers at UFC’s ‘Fight Island’
Kelvin Gastelum tests positive for cannabis, suspended 4 months after reduction 5
Kelvin Gastelum tests positive for cannabis, suspended 4 months after reduction
Nutrition company supplement linked to Diaz brothers lands on USADA risk list 6
Nutrition company supplement linked to Diaz brothers lands on USADA risk list
UFC Moscow Arena
Marijuana and USADA: Recreational drug penalties reduced in recent UFC anti-doping policy changes
Nate Diaz (UFC/Getty Images)
Nate Diaz vs. USADA: Everything you need to know before UFC 244
UFC's Alen Amedovski tests positive for marijuana on 4/20 7
UFC’s Alen Amedovski tests positive for marijuana on 4/20
Ivan Shtyrkov and UFC part ways following potential doping violation 8
Ivan Shtyrkov and UFC part ways following potential doping violation
Nov. 3, 2017 - Source: Mike Stobe/Getty Images North America
Walt Harris: Ligandrol-tainted supplement “cost me thousands”