The Role of Lifestyle Interventions in PCOS Management: A Systematic Review What Is Carnitine and Why Is It Important? The Amino Company The Role of l Carnitine in Mitochondria, Prevention of Metabolic Inflexibility and Disease Initiation Jemiox There's a reason L carnitine keeps showing up in PCOS research Because PCOS is closely tied to insulin resistance, inflammation, and metabolic dysfunctionand L carnitine plays a role in energy metabolism and fat utilization.