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., Amazon.com: Rootcology by Dr. Izabella Wentz Carnitine Blend L Carnitine & Acetyl L Carnitine Formula Ideal for Vegetarians 120 Capsules : Health & Household PCOS: Learning the Basics Torrance Memorial L Carnitine: Benefits, Uses, Side Effects, and More L Carnitine: Benefits, Side Effects, FAQ, Sources, and Dosage 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.