A supplement recommended by a new trainer is the reason Dennis Siver recently failed a drug test, the UFC veteran alleges. As MMAjunkie first reported earlier this month, Siver (22-9 MMA, 11-6 UFC) recently tested positive for human chorionic gonadotropin (hCG), a naturally occurring hormone in both males and females. The substance is on many sports’ banned substances lists because of its frequency in use with steroids
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After failed drug test, UFC’s Dennis Siver points to supplement, new trainer – MMA Junkie