Athletes are injecting WHAT? WHERE? If anything was to come to the surface, we would look at it and see if it is doping related, Wada director general Olivier Niggli said at L Carnitine 500mg ml Injectable L Carni L Carnitine Injection Levocarnitine IV The needle and the damage done Injectable L Carnitine: Does It Really Work for Fat Loss? L carnitine can boost your endurance But give it time