There is none, : Synthyroid and it's levothyroxine cousins are the human thyroid hormone required for replacement.
Answered 12/17/2020
5.5k views
Armour: Armour thyroid is natural porcine thyroid hormone. Also make sure you are not iodine deficient. One drop lugol's two to three times a week may help.
Answered 12/17/2020
5.5k views
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4 doctors weighed in across 3 answers
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