Injectable L Carnitine: Does It Really Work for Fat Loss? Why Injectable Carnitine Outshines Oral The Ultimate Bodybuilding Advantage! L Carnitine Injection vs. Oral Supplements: Which is More Effective? Katalyst Wellness Compounded Carnitine (L) Injection Empower Pharmacy How to Self Administer Subcutaneous & Intramuscular Injections 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