The Role of L Carnitine in Kidney Disease and Related Metabolic Dysfunctions L Carnitine Benefits, Uses, Dosage, Foods, Side Effects Dr. Axe Natural Greatness Obesity Control Pienso Veterinario Perro L carnitine is a naturally occurring amino acid structure that is made in the human brain, liver, and kidneys. L carnitine plays a critical role in energy production, as it converts fat into energy. Enjoyed this chat with @serenapoon L carnitine is an amazing molecule that shuttles long chain fatty acids inside the mitochondria for beta oxidation during fasting. Many benefits including recover from exercise