Effects of carnitine on glucose and lipid metabolic profiles and fertility outcomes in women with polycystic ovary syndrome: A systematic review and metaanalysis Gong 2023 Clinical Endocrinology Wiley Online Library Comparison of short term and long term effects of peroral L carnitine intake: clinical implications of elevated TMAO levels in cardiovascular complications Carnitine traffic and human fertility ScienceDirect L Carnitine: Benefits, Side Effects, FAQ, Sources, and Dosage Carnitine Supplementation in Chronic Hemodialysis PatientsA Literature Review