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Total T4 and Total T3

Total T4 and Total T3

Regular price $40.00 USD
Regular price Sale price $40.00 USD
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Thyroxine (FT4) and Tri-iodothyronine (FT3) are two major thyroid hormones that control metabolism, sex drive, sleep patterns and more.

Significant deviations from the normal range may require further evaluation by your primary care physician.

This test measures the amount of the Total Thyroxine (FT4) and Total Tri-iodothyronine (FT3) in your blood.

How it Works

  1. Purchase the lab.
  2. After lab has been purchased, you will receive a lab requisition for LabCorp in your email within 24-48 hours. If you order on Friday or a holiday, you will receive a lab requisition for LabCorp the next business day.
  3. Go to to schedule your lab appointment.
  4. Once your labs are drawn, allow 7-10 business days for results.
  5. Your results will be sent to your email.
  6. You can discuss your results with your primary care provider, we do not provide these services

What's Included

A highly in-depth panel that has everything your provider may require to evaluate your hormones. Add this to the Platinum Women's Panel to create the "Woo Panel"

Thyroxine Total (FT4)

Tri-iodothyronine Total (FT3)


As of Jan 1, 2024, your labs will not be read by any provider. These labs are for educational purposes only. You will need to bring them to your primary care provider or hormone specialist for interpretation

If your results are abnormal, please see professional medical attention immediately. These labs are for educational purposes only. No healthcare will be provided by Genesis based off of these results. You will need to see a healthcare professional for medical care.

Patient Instructions

The estimated turnaround for results is 7 business days. If confirmation testing is required, the estimated time may be extended.