NOW Foods L Carnitine, Triple Strength Liquid 16 fl. oz. 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 A novel treatment for subclinical hyperthyroidism NOW Foods L Carnitine 500mg Supplement Giant Thyroid Supplement with L Carnitine for Cats Only Natural Pet