L Carnitine has a liver protective effect through inhibition of inducible nitric oxide synthase induction in primary cultured ra The adverse effects of long term l carnitine supplementation on liver and kidney function in rats L Liu, D M Zhang, M X Wang, C Y Fan, F Zhou, S J Wang, L D Kong, 2015 Revisiting the Role of Carnitine in Heart Disease Through the Lens of the Gut Microbiota L Carnitine benefits! Increases Endurance Athletic performance Energy enhancer Enhances Weight Loss Prevents Muscle Damage Fat Burning Boosts Brain Function Regulates Blood Sugar Alcohol induced fatty liver? Liver congestion? Too much alcohol