The most common cause of hypothyroidism worldwide is insufficient intake of iodine, a mineral found in iodized salt and some foods (such as seafood and dairy) that is needed for production of Altered carnitine acylcarnitine profiles in levothyroxine treated congenital hypothyroid patients with fatigue: An LC MS MS based study from Bangladesh PLOS One The Role of l Carnitine in Mitochondria, Prevention of Metabolic Inflexibility and Disease Initiation L carnitine reduces hyperthyroidism symptoms Frontiers Is the acquired hypothyroidism a risk factor for developing psychiatric disorders? Targeting Skeletal Muscle Dysfunction With L Carnitine for the Treatment of Patients With Chronic Obstructive Pulmonary Disease In Vivo