These supplements, derived from the dehydrated and pulverized thyroid glands of animals, typically pigs, contain both T3 and T4 hormones. For individuals with hypothyroidism or other thyroid ...

Over-the-counter thyroid supplements are not the same as prescription ... Armour Thyroid is a medication derived from pig ...

Some potentially beneficial supplements include: Desiccated pig or cow thyroid should be avoided. Dried animal thyroid is sold as a supplement but can be dangerous, undertreating or overtreating ...