Carnitine transport and fatty acid oxidation ScienceDirect Carnitine has a central role in fat metabolism. During the overnight fasted state and in exercise performed at low to moderate intensity, long chain fatty acids serve as the primary energy source for Functional differences between l and d carnitine in metabolic regulation evaluated using a low carnitine Nile tilapia model British Journal of Nutrition Cambridge Core Translating the basic knowledge of mitochondrial functions to metabolic therapy: role of L carnitine ScienceDirect Frontiers Role of Carnitine in Non alcoholic Fatty Liver Disease and Other Related Diseases: An Update