Frontiers Dietary supplements in polycystic ovary syndromecurrent evidence L carnitine Effect, intake, dosage and much more BIOGENA International Benefits of L Carnitine for PCOS Landys Chemist L Carnitine has become one of the most commonly asked about supplements over the past 18 months and I can see why when looking at all the research that has come out about it over the last 2ish years., The Role of l Carnitine in Mitochondria, Prevention of Metabolic Inflexibility and Disease Initiation