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 The effect of l carnitine supplementation on mortality and clinical outcomes in ventilator dependent critically ill patients with obesity and COVID 19: Protocol for a randomized double blind placebo controlled trial ScienceDirect What Is Carnitine and Why Is It Important? The Amino Company New study links L carnitine in red meat to heart disease Harvard Health L Carnitine L Tartrate: 8 Key Benefits Dr. Lam