Free testosterone, calculated
Enter total testosterone, SHBG and albumin from your lab report. The Vermeulen equation, with the paper it comes from and the constants it uses shown.
With Total testosterone 700 ng/dL, SHBG 15 nmol/L, Albumin 4.3 g/dL: Free testosterone 212.7 pg/mL; Free fraction 3.04 %; Bioavailable testosterone 516.4 ng/dL; Free testosterone 737.4 pmol/L.
About the inputs: Total testosterone, SHBG, Albumin