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  1. R

    Vasodilator and Compromised Vein - Dangers?

    Question about vasodilator (believe this is the post to bring it up). I had a subclavial blood clot 5 years ago due to thoracic outlet syndrome. The clot is gone but the vein has been compromised (I actually have my own built-in blood flow restriction every workout). My question is - is there a...
  2. R

    Estradiol (standard vs. sensitive)

    Appreciate it Thanks so much, Gene! This is the best site!
  3. R

    Estradiol (standard vs. sensitive)

    Thanks, Gene! I don't think low is the issue. My libido is kind of off the charts right now. I do have a bit of anxiety and sometimes depression but that is also my normal state of being. What would the symptoms of a high estradiol level? Also, I am assuming ExcelMale is probably not the right...
  4. R

    Estradiol (standard vs. sensitive)

    Estradiol is the one thing that baffles me in this whole TRT thing. In August of last year my number was a bit high - 51. I was told to take 1mg eod but when I posted that on the FB page, Dr. Crisler (and others) said it was too much and that I should take. 25mg 24 hours after my injection and...
  5. R

    Introduction to ExcelMale

    Have been on TRT for a few years but always relied on my doc to know what he/she was doing. After finding the FB page, things changed for me. I now feel more in control of my treatment and am experiencing great results from it. Thanks for this! I hope to continue to learn and grow. Rob
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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