Traditional Chinese Medicine for Hashimoto's Thyroiditis: Focus on Selenium and Antioxidant Phytochemicals 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 My new absolute favorite supplement for #hashimotos patients is liposomal glutathione oral is preferred but topical is also fantastic directly applied to the thyroid. Sharing the link to our How to Increase Glutathione to Protect Against Hashimoto's