"If a person's iodine intake falls below approximately 10–20 mcg/day, hypothyroidism occurs [1], a condition that is frequently accompanied by goiter."
"The use of iodized salt is the most widely used strategy to control iodine deficiency. Currently, about 70% of households worldwide use iodized salt, but iodine insufficiency is still prevalent in certain regions."
"During pregnancy, the RDA for iodine increases from 150 to 220 mcg/day [2]. Surveys indicate that many pregnant women in the United States, while not showing signs of overt iodine deficiency, may obtain insufficient amounts of iodine [25]." I posted this, considering that you were pregnant in the past.
https://ods.od.nih.gov/factsheets/Iodine-HealthProfessional/
According to this, too much iodine also causes the same symptoms of too little iodine.
"High intakes of iodine can cause some of the same symptoms as iodine deficiency—including goiter, elevated TSH levels, and hypothyroidism—because excess iodine in susceptible individuals inhibits thyroid hormone synthesis and thereby increases TSH stimulation"
"The use of iodized salt is the most widely used strategy to control iodine deficiency. Currently, about 70% of households worldwide use iodized salt, but iodine insufficiency is still prevalent in certain regions."
"During pregnancy, the RDA for iodine increases from 150 to 220 mcg/day [2]. Surveys indicate that many pregnant women in the United States, while not showing signs of overt iodine deficiency, may obtain insufficient amounts of iodine [25]." I posted this, considering that you were pregnant in the past.
https://ods.od.nih.gov/factsheets/Iodine-HealthProfessional/
According to this, too much iodine also causes the same symptoms of too little iodine.
"High intakes of iodine can cause some of the same symptoms as iodine deficiency—including goiter, elevated TSH levels, and hypothyroidism—because excess iodine in susceptible individuals inhibits thyroid hormone synthesis and thereby increases TSH stimulation"