L carnitine tartrate supplementation in the fight against infectious disease Lcarnitine for valproic acidinduced toxicity Gziut 2025 British Journal of Clinical Pharmacology Wiley Online Library Essential L Carnitine Optimal Health Systems 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 If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy.