If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy. Hypothyroidism: Symptoms, Causes and Support Strategies 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 Thyroid gland and Hyperthyroidism Mechanism of L carnitine deficiency in maintenance hemodialysis Download Scientific Diagram Comparison of short term and long term effects of peroral L carnitine intake: clinical implications of elevated TMAO levels in cardiovascular complications