L Carnitine 3500 Metabolic Nutrition Thyroid Supplement with L Carnitine for Cats Only Natural Pet L Carnitine, 99% 541 15 1 () (R) 3 Hydroxy 4 (trimethylammonio)butyrate, Vitamin BT Liquid Carnitine 3000mg Plus Old School Labs If you've been diagnosed with Graves' disease, you may be wondering about treatment options. The three main approaches for treating hyperthyroidism are antithyroid medications, radioactive iodine therapy, and thyroidectomy (surgery). Each option