Supplements and chronic pain: What does the research say? Some studies suggest possible benefits for: Acetyl L Carnitine (energy for cells; studied in diabetic nerve pain) Alpha Lipoic Acid (antioxidant; may ease nerve pain, L carnitine reduced inflammation in LPS induced H9c2 cells. AC The Download Scientific Diagram Metabolite acetyl L carnitine participates in Bifidobacterium animalis F1 7 to ameliorate atherosclerotic inflammation by downregulating theTLR4 NF B pathway ScienceDirect 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