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 Is it safe to take L carnitine with levothyroxine (thyroid medication)? Carnitine Blend Rootcology L carnitine reduces hyperthyroidism symptoms 9 Natural Remedies for Hyperthyroidism and Graves' Disease