Natural desiccated thyroid hormones are derived from pig thyroid glands, and are a "natural" hypothyroid treatment containing 20% T3 and traces of T2, T1 and calcitonin.
As hormonas tiroides desecadas naturais, tamén comercializadas co nome Armour Thyroid, derivan de glándulas de tiroide de porco, e son un tratamento "natural" que contén o 20% de T3 e trazas de T2, T1 e calcitonina.