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  1. Michael Scally

    How Attractive Are You To The Opposite Sex?

    How Attractive Are You To The Opposite Sex? Esquire’s 1949 Questionnaire [Men] http://www.brainpickings.org/index.php/2013/04/16/esquire-how-attractive-1949/ 1. Do you use the continental approach, based on the belief that an immediate pass flatters a woman? This is the average...
  2. Michael Scally

    How to Stop Testosterone or Anabolics Safely? What PCT Programs Work?

    It Takes a While for Your Body to Start your Own Testosterone and Sperm Production Some men may want to stop testosterone replacement therapy (TRT) or anabolic androgenic steroids (AAS) due to side effects or the wish to improve fertility. We know that stopping TRT or AAS suddenly can cause...
  3. Michael Scally

    Effects of Testosterone Treatment on Body Composition

    Rodriguez-Tolra J, Torremade Barreda J, Del Rio L, di Gregorio S, Franco Miranda E. Effects of testosterone treatment on body composition in males with testosterone deficiency syndrome. Aging Male. http://informahealthcare.com/doi/abs/10.3109/13685538.2013.839648 Objective: We evaluated...
  4. Michael Scally

    What Kind of Doctors Prescribe Testosterone?

    Testosterone Replacement Therapy Patterns for Aging Males in a Managed Care Setting An J, Cheetham TC, Van Den Eeden S. PS3-36: Testosterone Replacement Therapy Patterns for Aging Males in a Managed Care Setting. Clin Med Res 2013;11(3):141...
  5. Michael Scally

    First New Member???

    Congratulations! Wishing you great success.
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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