L Carnitine Injection Levocarnitine IV 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 L Carnitine Supplement 500mg 60 Capsules L Tartrate Non GMO Gluten Free Horbaach eBay Know About L Carnitine Injections for Weight Loss Understanding the Difference Between L Carnitine and Acetyl L Carnitine Weight Wise Weight Loss Center Injectable vs Oral L Carnitine: Which Works Better? AWP