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 Your body already makes L Carnitine, so why do people take it as a supplement? Because while it helps burn fat for energy, it only works when paired with the right lifestyle., So before you jump on Best Time to Take L Carnitine: A Complete Guide The Science of Good Health Acetyl L Carnitine Confident Health Amazon.com: iSatori L Carnitine LS3 3000, Liquid L Carnitine with Acetyl L Carnitine, L Carnitine L Tartrate, Stimulant Free Pre Workout, Low Calories, Sugar, Gluten, Keto Friendly, Bombsicle Flavor (32 Servings) : Health & Household Acetyl L carnitine Cellular energy Life Extension Europe