L Carnitine Injection (Intramuscular): How It Works & What to Expect Mesotherapy Cocktails, Exosomes Regenerative Skin Boosters L Carnitine Body Contouring Institute BCN Mesotherapy Serum Dermishop Injectable Body Slimming L carnitine Injection at Best Price in Shijiazhuang Hebei Dawa Import Export Co., Ltd. Karnilev Spey LEVOCARNITINE INJECTION, USP1 g per 5 mL vial and 4 g per 20 mL vialFOR INTRAVENOUS USE ONLYRx Only L Carnitine injection is recommended at 1 ampule every 2 3 days for best results. The L Carnitine is taken intravenously either by normal injection or using a butterfly needle. After taking this L Carnitine, you