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.
Along with taking your thyroid medication, you can bolster thyroid function with a well-balanced diet that includes lots of produce and protein, among other healthy foods, says Gregory B. Dodell, MD, an endocrinologist in New York City. The next time you're at the grocery store, look for these seven nutrient-rich foods.