Acetyl l carnitine alpha lipoic acid, 120 Capsules 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. 9 Natural Remedies for Hyperthyroidism and Graves' Disease Altered carnitine acylcarnitine profiles in levothyroxine treated congenital hypothyroid patients with fatigue: An LC MS MS based study from Bangladesh PLOS One