Blog — free hormone testing

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

The thyroid gland may be small, but it plays a monumental role in maintaining your body’s health. Located in the neck and shaped like a butterfly, this endocrine powerhouse regulates everything from metabolism to mood through the hormones it produces. Yet, thyroid hormone imbalances often go unnoticed—despite affecting millions. According to the American Thyroid Association, more than 12% of the U.S. population will develop a thyroid condition during their lifetime, and up to 60% of those affected may not even know it. These disorders are frequently misdiagnosed or overlooked, often dismissed as symptoms of stress, ageing, or other common conditions....