Walnut Brandy for the Thyroid Gland Walnut Brandy for the thyroid gland read more on this page and another article about this read here Nuts, which include walnuts, are the leading source of phenolic compounds with high antioxidant activity. From a nutritional point of view, walnuts are important in the human diet, because they contain a rich core that shows its nutritional ability due to high levels of unsaturated fatty acids, digestible proteins, phenolic compounds and diet