L Carnitine Benefits: A Complete Research Based Guide Adding L carnitine to antagonist ovarian stimulation doesn't improve the outcomes of IVF ICSI cycle in patients with polycystic ovarian syndrome: a double blind randomized clinical trial Journal of Ovarian Research Springer Acetyl L Carnitine Powder Frontiers Antioxidant therapy for infertile couples: a comprehensive review of the current status and consideration of future prospects Frontiers The efficacy of orally administered L carnitine in alleviating ovarian dysfunctions has laid the foundation for targeted in vivo use: a study employing self control and propensity score matching