Overview:

Since the beginning, ZRT has maintained a singular focus: helping people get and stay healthy. We’re excited to call them one of our partners, offering patients and providers access to a number of important tests.

A Well-Earned Reputation

With 20 years of experience and results from over 11 million tests, ZRT Laboratory is a recognized leader in innovative, safe, and meaningful hormone and wellness testing. Individuals, health care providers in all 50 states and 96 countries, and research teams worldwide use our tests, including the Centers for Disease Control and Prevention, the National Institutes of Health and many renowned universities.

ZRT is a CLIA-certified diagnostic laboratory and the leader in hormone and wellness testing. We provide accurate and meaningful test results that assist health care providers in making informed treatment decisions.

ZRT Test Specialties


Hormones, which are active in cells throughout the body, play a crucial role in regulating vital aspects of our health, including mood, memory, energy, sleep, weight, libido, and fertility. When hormonal imbalances occur, their effects are often felt across multiple systems.

Numerous peer-reviewed studies have confirmed that hormone test results align closely with symptoms, reinforcing the scientific understanding that hormones are integral to whole-body health. Research shows that hormonal imbalances are at the core of many chronic health conditions.

ZRT Laboratory is known for providing hormone and wellness testing services. Choosing ZRT Laboratory or any other diagnostic service provider should be based on your specific healthcare needs and preferences. Here are some reasons why individuals and healthcare practitioners might consider ZRT Laboratory:

  • Hormone Testing Expertise: ZRT Laboratory specializes in hormone testing, including saliva, blood spots, and dried urine testing. If you require hormone-related assessments, ZRT may be a suitable choice due to its focus on this area.
  • Wide Range of Hormone Panels: ZRT offers a variety of hormone testing panels, including tests for cortisol, thyroid hormones, sex hormones (such as estrogen and testosterone), and more. This range of tests can help address various hormonal health concerns.
  • Scientific Validity: ZRT Laboratory employs scientifically validated testing methods and technology to ensure the accuracy and reliability of its hormone tests. Reliable hormone testing is essential for making informed healthcare decisions.
  • Personalized Health Insights: Hormone testing from ZRT provides personalized insights into an individual's hormonal balance. This information can be valuable for addressing hormonal imbalances, menopause, fertility issues, and other related health conditions.
  • Support for Healthcare Professionals: Healthcare practitioners may choose ZRT Laboratory to support their patients' healthcare needs related to hormone balance. The laboratory offers resources and assistance to help healthcare providers interpret and use test results effectively.
  • Convenient Sampling Methods: ZRT typically offers non-invasive and convenient sample collection methods, such as saliva and dried urine testing. This can make the testing process more comfortable for patients.
  • Patient Education: ZRT provides educational materials and support to help patients understand their hormone test results and take appropriate actions to manage hormonal health.
  • Privacy and Data Security: Ensuring the privacy and security of patient data is crucial, and reputable laboratories like ZRT Laboratory adhere to strict privacy and data protection standards.
  • Reputation: Research reviews, testimonials, and feedback from healthcare professionals and patients to assess the laboratory's reputation and the quality of its hormone testing services.
  • Consultation and Follow-Up: ZRT Laboratory may offer consultation and follow-up services to assist individuals and healthcare providers in understanding and acting on hormone test results effectively.
  • Location and Accessibility: Consider the location and accessibility of ZRT Laboratory's services, especially if sample collection or consultations are required.
  • Cost and Insurance: Understand the cost of testing and whether it is covered by insurance, if applicable. Transparency in pricing is essential.

When considering ZRT Laboratory or any other diagnostic service provider, it's essential to consult with a healthcare provider who can recommend the most appropriate tests and providers based on your specific health concerns and goals. Additionally, ensure that you have the most up-to-date information about ZRT Laboratory and its services, as offerings may change over time.

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