Definition of supernal. 1  1a : being or coming from on highb : heavenly, ethereal supernal melodiesc : superlatively good supernal trumpet playing. 2  2 : located in or belonging to the sky.
Organic Foods. Organic eggs, oranges, grapefruit, lemons, vegetable juices, beef liver and kidney and sprouts derived from organic seeds are believed to increase thyroid activity, according to The Natural Health Place, a healthy living website.
Later, various articles on dietary goitrogens in diverse animal species were reported, but only a relatively small number of foods had anti-thyroid activity in man. [15] Foods that boost thyroid function. It is good to also know the dietary ways to improve thyroid function: Animal protein from pastured beef, eggs from range chickens, mercury-free fish and shellfish, cheeses, eggs and dairy, as well as protein in fruits, vegetables, seeds and nuts help support healthy thyroid function.