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

Brazil nuts are widely used as a natural selenium supplement, but the selenium content in each nut varies enormously depending on soil conditions, region, and even individual trees. While selenium is essential for thyroid function, antioxidant defence, and overall health, both deficiency and excess carry serious risks. This article explains why Brazil nuts are so variable as a selenium source, what the safe daily intake looks like, and why testing your selenium levels is the most reliable way to know whether your intake is adequate, insufficient, or dangerously high.

What do heavy metals, neurotransmitters and hormone imbalances have in common? In this detailed case study, Dr. Kate Placzek examines Loretta — a 62-year-old postmenopausal woman with breast cancer — and shows how comprehensive testing can reveal the complex biochemical picture behind a cancer diagnosis. A compelling read for anyone interested in the role of hormones and toxic exposure in breast health.

While working or exercising, do you sweat for an extended period of time? Are you constantly exposed to a hot or humid environment? Do you take pre or post workout supplements and/or a multivitamin to replenish key nutrients lost during exercise? Are you aware that excessive perspiration has been linked to iodine deficiency? How Iodine Powers Thyroid Function Thyroid hormones, thyroxine (T4) and triiodothyronine (T3), are manufactured in the thyroid gland using iodine. Iodine consumed in the diet circulates in the bloodstream and is selectively taken up by the thyroid gland where, through a series of complex biochemical reactions, it...