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  1. G

    Gene's Nitric Oxide Stack

    Gene, I'd like to duplicate your results... Can you please shoot me a breakdown of where you get each one of these ingredients I want to order these asap so I can get the results asap so I can report back to the group asap! George BTW whatup with all that forearm vascularity ...awesome man...
  2. G

    Gene's Nitric Oxide Stack

    Gene, I'd like to duplicate your results... Can you please shoot me a breakdown of where you get each one of these ingredients I want to order these asap so I can get the results asap so I can report back to the group asap! George BTW whatup with all that forearm vascularity ...awesome man...
  3. G

    Dr. John is in the House

    Yo Dr John ...welcome to the new site!
  4. G

    Frequently asked questions about how to use this forum

    I'm just getting used to the new format ....Nelson thank you for all your work on this site and of course this subject matter.
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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