Thyroid hormones play an important role in regulating the heart, digestive system, brain and in the maintenance of bones. Thyro Complex is a glandular supplement for thyroid and formulated by well-known Endo-Met Laboratories. This supplement is a synergistic mix of minerals, vitamins, herbs, and amino acids. The formula contains iodine and selenium, which are minerals. Both the minerals contribute to normal thyroid function and I – tyrosine. The thyro complex supplement supports thyroid glandular activity and is hormone-free. It contains low-temperature free-dried glandular material. The thyro complex is a vegetarian formula. Thus it is an ideal substitute to glandular.