SIMPLY THYROIDThis is 200mg per tablet of bovine thyroid tissue (note: bovine thyroid glands are thyroxine free, thus do not result in a shutting down of the thyroid gland when taken). Thyroid tissue is used by people with symptoms associated with low thyroid such as afternoon tiredness, poor circulation, poor temperature tolerance, headaches, low metabolism, diminished female libido, weight concerns, and sometimes dry skin . It is normally best not to take thyroid