Nutrient Tip Tuesday: Meet the Fat Burning Powerhouse: L Carnitine This essential nutrient acts as a shuttle, transporting fatty acids directly into your mitochondria to be burned for ATP (energy). Essentially, it helps your L Carnitine (500mg) NutraBio Brands L Carnitine Injection Levocarnitine IV L Carnitine Benefits for PCOS Management 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. Benefits of L Carnitine for PCOS Landys Chemist