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  1. Joe Martin

    Nipple pain

    So I'm currently on a slow but definite progressive path with TRT. I'm on 100mg / week of Test C. I split this into two doses. I'm working with my GP, because during this season of life I'm simply unable to afford Defy. My GP is very very open to everything I've suggested thus far. My last...
  2. Joe Martin

    Got new bloods after 2 months of horrible protocol... Help?

    Hey guys, So several of you know I got a very bad protocol from my doctor. 1 injection a month for the last two months. I went and got bloods done independently last tuesday then went and did the ordered bloods for him last thursday. Now I go see him THIS thursday. I'm comparing my old...
  3. Joe Martin

    What is he testing for?

    Hey guys my doctor ordered this test, is he really only testing for testosterone?? No liver stuff or any other hormone panel?
  4. Joe Martin

    New to TRT

    I'm 22 years old, was told yesterday my testosterone was at 197. I was a heroin addict from the age of 12-17, my energy has been low for most my life and I finally went and asked my doctor what I could do because it was impacting my life. He said due to my early childhood drug use it must have...
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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