Carnitine: Genetic Variants Affecting Mitochondrial Energy and Health The effects of L carnitine on renal function and gene expression of caspase 9 and Bcl 2 in monosodium glutamateinduced rats BMC Nephrology Springer Nature Link L Carnitine Linus Pauling Institute Oregon State University Role of L carnitine in exercise training: Anti inflammatory, antioxidant, and metabolic interactions 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.