Thyroid substance or “extract” is tissue derived from animal thyroid gland that has been dried and powdered. This particular product is free of TSH, T3 and T4. The thyroid gland regulates body metabolism and temperature, so it is extremely important that it remain healthy and function properly. This bovine thyroid substance is from the USA and provides additional support for those with underactive or sluggish thyroid glands. This glandular material is free of TSH, T3 and T4.
Thyroid Substance is not suitable for vegetarians and vegans should be taken as recommended by a Health Care Professional.