Compounded Carnitine (L) Injection Empower Pharmacy L CARNITINE Why we chose to bring this injection on it pairs GREAT with our weight loss program, is a stellar stand alone injection, and is absorbed much more effectively as injection. AND, L Carnitine Injectable: Boost Energy and Metabolism 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 Injection HOMEKIT VITAstir Clinic