AOR Thyro Support - Formulated to support an underactive thyroid. The ingredients in Thyro Support provide the raw materials for the production of thyroid hormones, and also help to increase the conversion of the hormone T4 into its more effective form, T3. These ingredients include the amino acid tyrosine, herbs coleus forskohlii, and bacopa monnieri, and the essential minerals iodine, zinc, copper and selenium.