PDF) Brain doping substances: prohibited or not in sports? What makes the Nike Oregon Project's use of L carnitine a story? Oregon track & field rundown oregonlive.com Mo Farah: Doctor says L carnitine injection not recorded correctly BBC Sport Yohimbine is one of the only lipolytic products that is not banned by WADA and has a sound Mechanism of Action (MOA). However, its effectiveness for fat loss remains a point of