ADCC champion Kaynan Duarte flagged by USADA

ADCC champion Kaynan Duarte flagged by USADA

Much to the surprise of the BJJ community, it has been announced that one of the sports biggest stars, Kaynan Duarte has been flagged for a drug test violation.

According to USADA, Duarte tested positive for Ostarine, which is a SARM that has been the cause for many UFC athletes’ drug test failures in the past. USADA have stated that Duarte’s test results were “consistent with exposure to ostarine via cross-contamination.”

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