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  1. J

    TRT Restart Protocol after 5 years

    Hello, I am considering going off TRT due to prostate cancer risks. (My father is currently dying from it, and it runs in my family. His own father died from it, too.) I am 48 years old, and began TRT at 43. Never abused steroids. I have been happy on a standard, doctor supervised TRT...
  2. J

    High DHT, Progesterone and my Prostate

    Hello! I have been doing TRT since 2012, and my DHT has been too high the entire time. And.... I am going bald now, so decided to shave my head. I may be once of the few men on the planet that doesn't care too much about that. Life is easier with a shaved head! But what I do care about is my...
TRT Hormone Predictor Widget

TRT Hormone Predictor

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.

DOI: 10.1210/jc.2010-0102 | PMID: 20534765 | PMCID: PMC2913038

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