Is free testosterone more important as total? Of course it is and some would argue even more important. On this page we look at free testosterone and SHBG, both of which have a powerful influence on libido in particular, but also significantly affect many other aspects of our maleness as you will see below.
SHBG can be a powerful predictor of insulin resistance and liver issues as well. For those who don't know, SHBG is the binding hormone that attaches itself to both testosterone and estradiol. Questions? Join us on The Peak Testosterone Forum.
FREE T and SHBG