Bottomline: L Carnitine is a naturally occurring amino acid derivative synthesized in the body from lysine and methionine. It's essential for energy metabolism, primarily by transporting long chain fatty acids into the mitochondria of 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 L Carnitine: Benefits, Side Effects, And Dosage, Per Dietitians Hmb Supplements Myprotein L Carnitine 1000mg Tablets 180 Count, High Strength Amino Acid For Muscle Support NOW Sports L Carnitine 1000 mg Liquid, Citrus 16 fl oz bottle