TDM812 said: Good evening. I have been on TRT off and on for a few years. My last try resulted in my giving up due to inability to control E2 sides. I with the guidance of Defy I performed ... Read more >>
berkshire2000 said: Me: 47, overall health is good. No conditions other than having social anxiety. I workout but not a heavy lifter. Walk, jog...etc. general fitness. My symptoms: - ED (weak erections ... Read more >>
mcs said: Is the digit ratio an indicator to personal optimal testosterone level? So, I have the unfortunate higher digit ratio, meaning I had reduced prenatal androgen exposure. A blessing ... Read more >>
Steve78 said: I'm on 100 mg a week of test plus 300 units hcg every 3 days ... TT is around 700. Wanting to do an experiment to see if I can increase some natural test going and or increase ... Read more >>
madman said: ABSTRACT Despite the well-documented effects of testosterone and its synthetic derivatives-collectively termed anabolic-androgenic steroids (AASs)- on the musculoskeletal system, ... Read more >>
madman said: Abstract In line with increasing numbers of transgender (trans) and gender non-binary people requesting hormone treatment, the body of available research is expanding. More clinical ... Read more >>
DannyLou2676 said: Hi, I've joined the forum to get some advice/opinions. I am on the cusp of moving to another TRT provider. My current provider was overcharging for meds and delivery and the customer ... Read more >>
madman said: WAS 2021 Communications Manager, Lisa Welsh interviews Dr. Rachel Rubin about her presentation at the ISSM Sexual Medicine Workshop for WAS 2021: Physical Exam for Female Sexual ... Read more >>
Primarybot said: Click here to view on the web Highlighted posts How Much Usable Energy Do you Have? January 01, 2022 * 17 posts * 252 views Testosterone Basics & Questions Blood work with TEST ... Read more >>
Jucaro said: Hi everybody. I would like to hear from people having experience (or having knowledge) on different hcg dose frequency protocols. Basically I want to know if every day lower dose ... Read more >>
ef88 said: I think I can refill tomorrow. Another stupid 30 days worth. Last three injections were .20, .15, then .05ml I am actually feeling a little tired even though I did a little more ... Read more >>
MIP1950 said: You're the first person I've read who gave an account of their experience with TMS. I have bipolar, with depression now being the dominant symptom. My psychiatrist has said that ... Read more >>
JD305 said: im in SE florida and hcg has been reclassified as a controlled substance so now only a few companies can make it. empower was the best, aside from Pregnyl, but im in the same boat ... 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.
