Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Normal
You should know by now that the linear law-of-mass action model (Vermuelen) calculated method is outdated and flawed.No one should be using it!The only way to truly know where your FT level sits is to use the most accurate testing method such as the gold standard Equilibrium Dialysis or Ultrafiltration (next best) or simply use the newer TruT calculated method (which has been shown to be on par with results obtained by the gold standard ED testing method).TruT Free Testosterone Calculator by FPT
You should know by now that the linear law-of-mass action model (Vermuelen) calculated method is outdated and flawed.
No one should be using it!
The only way to truly know where your FT level sits is to use the most accurate testing method such as the gold standard Equilibrium Dialysis or Ultrafiltration (next best) or simply use the newer TruT calculated method (which has been shown to be on par with results obtained by the gold standard ED testing method).
TruT Free Testosterone Calculator by FPT
We use essential cookies to make this site work, and optional cookies to enhance your experience.
See further information and configure your preferences