Most people talk about carnitine like it is one supplement. It is not. Acetyl L carnitine and L carnitine L tartrate do different jobs, and picking the wrong one for the wrong goal is where people 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 H E B Loperamide Hydrochloride Diarrhea Relief Softgels 2mg Shop Digestion & nausea at H E B L CARNITINE 300 MG ML ( L CARNITINE ) 30 ML SYRUP BOTTLE The Effect of L Carnitine on Critical Illnesses Such as Traumatic Brain Injury (TBI), Acute Kidney Injury (AKI), and Hyperammonemia (HA)