DragonBits said: My sleep was really getting bad, up every 90 min, virtually nothing worked. In desperation, I stopped all supplements. So in a month, I was sleeping better. Not perfect, but at ... Read more >>
madman said: As I have stated numerous times on the forum! Patiently waiting on the completion of Phase II for the TruT (cFTZ) Algorithm let alone standardization and harmonized reference ranges ... Read more >>
madman said: Pope Jr. has been at this for decades! Body Image Disorders and Anabolic Steroid Withdrawal Hypogonadism in Men (2022) Harrison G. Pope Jr, MD, Gen Kanayama, MD, PhD INTRODUCTION ... Read more >>
Parajack said: I'm 65 and been on TRT for 15 years (30 mgs Tcyp E3D subQ no AI - never body building or lifting). I've gotten lazy about regular testing last several years other than watching ... Read more >>
Rodbouy said: Hi, Just new to the forum and looking for any indicators, advice on my blood work. I used a online UK company as this is where I am from and I only initially had tested was 4 makers. ... Read more >>
ef88 said: Hey guys. I'm about 1 year in; .25ml x2 a week. I feel wonderful. Puffiness is finally going away...took forever. No more naps, almost daily. No more feeling lost and unable to ... Read more >>
Nelson Vergel said: Are SERMs safe and effective for the treatment of hypogonadism in men? Tina Joseph 1, Lawrence M Gibbs 1, Kim Pham 1, Richard Guthmann 2 Abstract YES. For both normal-weight and ... Read more >>
andrewBwinter said: I found this brief clip interesting related to biological aging. I have been embracing E2 by taking boron (6 mg once per day) for a longer period of time than the suggested 2 weeks ... Read more >>
madman said: On episode 20, the Man Up podcast welcomes Dr. Mohit Khera, professor at the Baylor School of Medicine. Dr. Khera is a sexual medicine expert and will answer all the questions ... Read more >>
Booker Oso said: Hello fellas, My primary retired and I started up with a new PCP. She was okay with my TRT protocol. I didn't know this before I left her office but she refilled my testosterone ... Read more >>
ef88 said: I was getting excited as my weight was going down and I was less puffy. But I've realized my weight is just so up and down day to day. Prior to TRT and HCG I was about 219 lbs, ... Read more >>
MarkLA said: Hi, looking for some "theory" here based on your experience. I'm trying to understand the effects of replacing some T in my protocol with Nandrolone vs. adding Nandrolone on top ... Read more >>
MIP1950 said: Two months ago it was 4.95 ng/mL. Just got my Quest results: 4.41. PSA, as I've previously posted, had been inching up every year. Messaged my urologist. Going to see him in a ... Read more >>
Predict estradiol, DHT, and free testosterone levels based on total testosterone
⚠️ Medical Disclaimer
This tool provides predictions based on statistical models and should NOT replace professional medical advice.
Always consult with your healthcare provider before making any changes to your TRT protocol.
ℹ️ Input Parameters
Normal range: 300-1000 ng/dL
Predicted Hormone Levels
Enter your total testosterone value to see predictions
Results will appear here after calculation
Understanding Your Hormones
Estradiol (E2)
A form of estrogen produced from testosterone. Important for bone health, mood, and libido.
Too high can cause side effects; too low can affect well-being.
DHT
Dihydrotestosterone is a potent androgen derived from testosterone. Affects hair growth,
prostate health, and masculinization effects.
Free Testosterone
The biologically active form of testosterone not bound to proteins.
Directly available for cellular uptake and biological effects.
Scientific Reference
Lakshman KM, Kaplan B, Travison TG, Basaria S, Knapp PE, Singh AB, LaValley MP, Mazer NA, Bhasin S. The effects of injected testosterone dose and age on the conversion of testosterone to estradiol and dihydrotestosterone in young and older men. J Clin Endocrinol Metab. 2010 Aug;95(8):3955-64.
