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ZRT Comprehensive Thyroid and Elements Profile

Measuring levels of toxic metals and essential elements can help determine if there are deficiencies or toxicity affecting the thyroid gland. This comprehensive test measures 14 levels of hormones, toxicity, and essential elements.

The thyroid gland can be affected by factors like nutritional deficiencies and environmental exposure to toxic elements. This profile can evaluate elemental exposure, thyroid hormone synthesis, and some causes of thyroid disorders and other health issues.

ZRT Elite Thyroid Profile

For people requiring routine thyroid screening plus an thyroglobulin to assess iodine status and total thyroxine (Total T4).

ZRT Iodine Test (urine)

Up to 10% of the population in the U.S. has iodine deficiency. Iodine is essential in healthy thyroid hormone production, brain function, breast tissue, fetal development and more.

ZRT Total T4 Blood Spot Test

Thyroxine (T4) is the main hormone produced by the thyroid. A Total T4 test measures the overall level of T4 output by the thyroid gland. 

ZRT Free T4 Blood Spot Test

Free T4 affects tissue function in the body, while bound T4 does not. This test is often used in congunction with TSH testing to measure the extent of hyper- or hypothyroidism.