plays a role in energy production in the cell. Guggul and Ashwagandha may assist in the conversion of thyroxine to the more bioactive triiodothyronine (T4 to T3) and may stimulate the thyroid gland.* These ingredients may aid in maintaining healthy blood lipid levels. Rosemary has been added for its antioxidant properties and may assist in preventing free radical damage to thyroid tissue.