OXIDATIVE STRESScan contribute to hypothyroid symptoms When the body has to deal with too much Oxidative Stress from inflammation, then the enzyme Glutathione Peroxidase [GPx] has to work overtime to inactivate damaging " Thymoquinone protects against hypothyroidism induced cardiac histopathological changes in rats through a nitric oxide antioxidant mechanism. A diagram summarized the proposed mechanism of antihyperglycemic effect Download Scientific Diagram Assessment of thiol disulfide and glutathione homeostasis after levothyroxine replacement in individuals with autoimmune or nonautoimmune hypothyroidism Archives of Endocrinology and Metabolism Hashimoto's Thyroiditis Causes, Symptoms, Diagnosis, and Treatment A Comprehensive Review of Selenium as a Key Regulator in Thyroid Health Biological Trace Element Research Springer Nature Link