Hormone Health Hub: Expert Insights on Testing, Balance & Better Living — serum hormone testing
What’s the Difference Between (EIA), (ECLIA), (LC-MS, GC-MS, ICP-MS) Hormone Testing Methods?
Posted by Hormone Lab UK Editorial Team 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.
Ensuring an Accurate Dose: Testosterone Replacement Therapy
Posted by Hormone Lab UK Editorial Team on
Explore why many men on topical testosterone replacement therapy may be unintentionally over-dosed due to outdated serum testing methods and misunderstood dosing principles. Learn how saliva and dried blood spot testing better reflect bioavailable testosterone delivered to tissues, why physiological dosing matters, and how excessive testosterone may suppress natural hormone production, reduce receptor sensitivity, and negatively affect long-term symptom management and hormonal balance.