Glutathione & Thyroid Health: The Master Antioxidant Traditional Chinese Medicine for Hashimoto's Thyroiditis: Focus on Selenium and Antioxidant Phytochemicals The role of selenium for patients to complement, used alongside the treatment for mild Graves' Disease, particularly to improve quality of life and reduce eye problems in patients with mild Thyroid Eye This one antioxidant is ULTRA important for your thyroid function Glutathione is our body's master antioxidant meaning it's the most important and abundant one. As it relates to the thyroid, think Methimazole induced hypothyroidism causes alteration of the REDOX environment, oxidative stress, and hepatic damage; events not caused by hypothyroidism itself Annals of Hepatology