L carnitine reduces hyperthyroidism symptoms Targeting Skeletal Muscle Dysfunction With L Carnitine for the Treatment of Patients With Chronic Obstructive Pulmonary Disease In Vivo How Does Carnitine Support Hashimoto's? Dr. Izabella Wentz 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. Carnitine Amino Acid Supplement Nutri Advanced Metagenics UK