Generally you would do a blood test when you have something negative going on, but from your post I would say preg provides you a huge positive just run with it as long as you can. Then test if needed when it starts to fail.
lol, good luck let me know if you find this magic elixir, trust me from experience trt is not going to get you back to walking in the wind erections @ 46. Let me know I’ve been looking to get back to my teen/twenty something self, hell I would even settle for my Pre 40’s self. Good luck in...