Free Testosterone, Percent (Female)
Part of Metabolic Health

Free Testosterone, Direct (Female): A Key Marker for Women's Health Free testosterone, the unbound and biologically active form of the hormone, plays a vital role in women’s overall health. Although often associated with males, testosterone is essential for women as well, supporting critical functions such as muscle strength, energy, libido, and overall well-being. Importance of Free Testosterone Optimal levels of free testosterone in women are necessary for: Maintaining muscle mass and strength. Sustaining energy levels and physical stamina. Supporting a healthy libido and sexual function. Enhancing overall quality of life and well-being. Implications of Abnormal Levels Low Free Testosterone: Symptoms may include fatigue, reduced muscle strength, sleep disturbances, and diminished sex drive. High Free Testosterone: Often linked to conditions like polycystic ovary syndrome (PCOS). Symptoms can include infertility, irregular menstrual cycles, acne, and excessive hair growth (hirsutism). Why This Marker Matters Monitoring free testosterone levels is crucial for understanding hormonal balance and identifying potential underlying health conditions in women. It helps guide treatments to restore balance and improve overall health.

Optimal range 1.6 – 2.9 % Learn more
Testosterone
Part of Metabolic Health

Testosterone measures male and female sex hormone levels. Normal varies widely by sex and age. Low or high levels affect energy, libido, and health. HealthMatters.

Optimal range 264 – 916 ng/dL Learn more
Testosterone
Urine
Part of FU Female FMV Urine Comprehensive Hormone, Physicians Lab

Testosterone, a key androgen hormone typically associated with male physiology, plays a significant role in female health. In women, testosterone is produced in the ovaries, adrenal glands, and peripheral tissues, and it contributes to muscle strength, bone density, and sexual function. The urinary measurement of testosterone offers insights into the body's hormonal balance. Elevated levels of testosterone in females can be indicative of conditions such as polycystic ovary syndrome (PCOS), adrenal hyperplasia, or ovarian tumors. Conversely, low levels may be associated with reduced libido, fatigue, muscle weakness, and osteoporosis. It's important to interpret urinary testosterone levels in conjunction with other hormones, particularly estrogen and progesterone, to accurately assess overall hormonal health and diagnose any underlying conditions. This comprehensive approach allows for a more nuanced understanding of a woman's endocrine function and helps in tailoring specific treatment strategies in functional medicine.

Optimal range 2.3 – 7.8 ng/mg CR Learn more
Testosterone (Age Dependent)
Part of ZRT Laboratory (Salivary Steroids), ZRT Laboratory

Testosterone levels in saliva are an accepted method for assessment of hypogonadism in men. In women, high testosterone, often caused by ovarian cysts, leads to conditions such as excessive facial and body hair, acne, and oily skin and hair. Low testosterone in postmenopausal women, seen particularly after surgical removal of the ovaries, leads to female symptoms of androgen deficiency including loss of libido, thinning skin, vaginal dryness, and loss of bone and muscle mass.

Optimal range 16 – 55 pg/mL Learn more