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  1. Mad City Dad

    Working toward physique competition, working out while on TRT and recent DEXA scan

    Hello everyone, So I joined this forum a few months ago and have learned so very much by reading hundreds, if not thousands of posts. Since starting TRT I have been able to regain the motivation to go to the gym and to see real results. I workout 5 days a week (Mon, Tues, Wed, rest Thurs, Fri...
  2. Mad City Dad

    Tomorrow is a new day!

    Hello everyone, My name is Steve and I am a 55 year old male who I suppose has quite the common story. For at least the last 5 years I have had signs and symptoms of low testosterone. Decreased energy, mild depression from time to time, decreased libido, difficulty gaining muscle despite heavy...
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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