L Carnitine: Benefits, Side Effects, FAQ, Sources, and Dosage L Carnitine Tablets for Energy Support Nature's Bounty If you have PCOS and struggle with stubborn weight that won't move no matter what you try, L carnitine is one of the most underrated things you can look into. It helps your body actually use stored Carnitine Metabolon Effects of integrative administration of acetyl L carnitine, arginine, and Co Q10 in mitigating oxidative stress in over weight obese PCOS women