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  1. T

    High hematacrit starts and stops

    If I can deal with it, which I can and have after being on and off TRT for 3 years, is stopping and restarting T shots a common way to handle high hematacrit? Like a mini blast and cruise? How much are theraputic phlebotomies if my doc prescribes such? (if blood donations are not enough)...
  2. T

    Off TRT

    I'm 55 years old. I had to halt TRT after a couple years (15 cc every two weeks) per my doctor I due to high hematacrit. My bad, as I was working out of town and did not donate blood. So I donated blood, double reds. 6 or 7 weeks now without an injection. My labs from a couple weeks ago...
  3. T

    After a year and a half

    Hi, I am a 54 year old male. My Doc put me on TRT about a year and a half ago and it has improved libido, energy, mood and weight. After several months my free T, Total T, and bio availability increased to the high side of the lab report range, but over time have decreased to, the mid range...
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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