Blog — hormone diagnostics

Learn the science of saliva testing, how it measures bioavailable hormones, and why it’s trusted by patients, clinicians, and wellness experts.

Discover how saliva and blood cortisol testing reveal adrenal function and help diagnose stress-related hormone imbalances like fatigue, anxiety, and burnout.

Hormone testing is a critical tool in modern healthcare, guiding everything from fertility treatment to hormone replacement therapy. While blood testing has long been the traditional route, saliva testing has rapidly emerged as a scientifically validated, convenient, and non-invasive alternative—offering clinical accuracy with ease of use. But how reliable is it really?  The Scientific Foundation of Saliva Testing Saliva testing isn't just a novel idea—it's backed by science. Over 600 peer-reviewed studies in 2012 alone have utilised salivary analysis to measure hormone levels, with results showing a strong correlation to conventional serum (blood) tests. So, how does it work? In the bloodstream,...