It is effective as
a thyroid suppressor at doses of 0.9 - 4.2 mg per day for hyperthyroidism.
Drink spring water or be sure your water filter removes chlorine, fluoride and hydrocarbons (
another thyroid suppressor).
If you have any sort of thyroid issues going on, however, it is really the best policy to avoid all soy all the time as soy is a potent goitrogen (
thyroid suppressor) even if fermented.
Fluoride is effective as
a thyroid suppressor at doses of 0.9 - 4.2 mg per day for hyperthyroidism.