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  1. F

    HCG and Arimadex

    I have been doing TRT for a bout six months now. I live in a pretty small town area of Oregon and the only person within a reasonable distance to help with Low T turned out to be my wifes HRT Doctor who is a gal. Very nice lady, very smart, super easy to work with, not super knowledgeable about...
  2. F

    Estrogen out of control Please help

    Nelson Vergel, just ordered your book through Amazon. Should be here next week. I am 4 months in to TRT with a dose of .5 cc Test C 200mg weekly ( so 100mg Test C). Base numbers were Free Test at 65, E2 at 33 before any treatment. After 4 months and testing in between with both numbers climbing...
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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