Hormone Health Hub: Expert Insights on Testing, Balance & Better Living — hormone test kit

Saliva hormone testing is a non-invasive, scientifically validated method for measuring the bioavailable fraction of key hormones — including cortisol, oestrogen, progesterone, testosterone, and DHEA — from the comfort of home. Unlike standard blood tests, which measure total hormone levels including the inactive, protein-bound fraction, saliva testing reflects the hormones that are actually active in tissues and driving biological effects. Combined with LCMS (liquid chromatography tandem mass spectrometry) technology, saliva testing offers exceptional accuracy, sensitivity, and clinical relevance for assessing hormone balance, monitoring hormone therapy, and understanding the root causes of symptoms such as fatigue, mood changes, poor sleep, and hormonal imbalance.

Perimenopause is a natural transition marked by fluctuating estrogen levels that can trigger hot flashes, mood changes, sleep disturbances, weight gain, and cognitive shifts. Understanding how estrogen supports the heart, bones, brain, and emotional well-being is essential for managing symptoms effectively. This article explores estrogen’s vital role, the science behind perimenopausal changes, treatment options including HRT and non-hormonal approaches, and the cultural history shaping how women experience menopause today. Convenient at-home hormone testing can also provide valuable insight and empower women to take control of their health during this transformative stage.

By Theodore Zava, ZRT Laboratory  ZRT’s Laboratory Developed Tests - How We Bring Innovative Dried Sample Testing to Market ZRT Laboratory has been working with dried samples for over 15 years, and the number of tests we offer using dried urine and blood spot make us the world expert on dried sample validation and commercialization. ZRT Laboratory specializes in dried sample types because of their superior stability, ease of collection, simple shipment and reduced storage space. Dried urine and blood spot collection is popular with researchers and remote clients, as these sample types open the door for testing in locations...

The contraceptive pill is one of the most widely used medications in the world — but its effects on mood, brain chemistry and hormone balance are still poorly understood. This article explores how synthetic hormones disrupt oestrogen, progesterone, cortisol and neurotransmitters, and why some women are far more vulnerable to depression and anxiety as a result.