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  1. M

    Testosterone scale

    Thanks gents, much appreciated, can you tell me how do i convert 8.1 nmol/L to ng/dl ?
  2. M

    New member

    Thanks I'll look into that
  3. M

    Testosterone scale

    Hi guys & gals, can anyone tell me what is the threshold on low T, when a doc/endo HAS to give you Trt
  4. M

    New member

    Hi all, I am new here and new to TRT. My T was 10.1 nmol/L , then 6.1 an now steady at 8.1. Have all symptoms you can think of, my doc was to start me, but he has since said he won't as he don't know enough about Trt. I'm depressed from it all. I'm from Ireland, not many docs here 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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