The Effect of the L Carnitine Supplementation on Obesity Indices: An Umbrella Meta Analysis Very Long Chain Acyl CoA Dehydrogenase Deficiency (VLCADD) New England Consortium of Metabolic Programs PDF) History of L carnitine: Implications for renal disease L Carnitine: Benefits, Uses, Side Effects, and More 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.