Hormone Health Hub: Expert Insights on Testing, Balance & Better Living — cortisol testing methods
What’s the Difference Between (EIA), (ECLIA), (LC-MS, GC-MS, ICP-MS) Hormone Testing Methods?
Posted by Behcet Bicakci on
Learn the key differences between EIA, ECLIA, and mass spectrometry hormone testing methods, and discover why ZRT Laboratory’s long-standing use of LC-MS, GC-MS, and ICP-MS delivers gold-standard accuracy for advanced hormone analysis.
Cortisol Hormone Testing in Saliva, Blood & Urine
Posted by Ben White on
Cortisol can be measured in saliva, blood and urine — but each method tells a different story. Saliva reflects bioavailable cortisol, blood measures total output, and dried urine captures the full circadian pattern. This article explains the clinical differences and helps you choose the right test.