It seems that optimizing selenium intake provides powerful protection against autoimmune thyroid disease, and provides tolerance of a wide range of iodine intakes. (perfecthealthdiet.com)
They had a higher amount of this, and they had a lower iodine intake, but there was no difference in thyroid function. (supernutritionacademy.com)
However, this must be coupled with adequate iodine intake. (KetoDietApp.com)