Hormone Health Hub: Expert Insights on Testing, Balance & Better Living — cadmium testing

Urine, serum, plasma, whole blood, red blood cells, feces, hair, fingernails—the list of biological samples used for element testing is long. But choosing the right sample type is one of the most critical decisions in producing results that are clinically meaningful and scientifically valid.

The MediCARE Specialized Blood Spot Test uses advanced dried blood spot technology to deliver accurate, Medicare-eligible insights into hormone balance, cardiometabolic risk, heavy metal exposure, and Vitamin D status—using a simple, at-home finger-prick sample with laboratory-grade reliability.

That shiny bracelet or pair of earrings may look harmless — but it could contain cadmium, a toxic heavy metal ranked the 7th most significant threat to human health. With a half-life of 10–30 years in the body and no safe level of exposure, understanding where cadmium comes from and testing your levels is a smart step for long-term health.

Iodine deficiency is more common than many realise. This guide walks through how to assess iodine status using dietary recall, symptom profiling, and a three-part laboratory panel — including thyroid function, thyroglobulin, and urinary iodine and bromine testing.