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  1. Z

    E2 Sensitive 276 - Help!

    Hi guys, We use pmol/l in Australia. 276 pmol/l is equivalent to 75 pg/ml, which is still over 3x the desirable level (assuming a 22 pg/ml optimal target). My symptoms are low libido, ED, brain fog, fatigue, depression. Apologies for the confusion
  2. Z

    E2 Sensitive 276 - Help!

    Hey guys, I got my results back the other day and the sensitive test was reading as a whopping 276 (see attachment). My TRT protocol is 125mg sustanon a week divided into 2 shots (62.5mg per), plus 500iu HCG 2x/week. For some reason I convert a lot of test into estrogen and need an AI to...
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    Zero libido & Severe ED on TRT - HELP!

    Hey mate, I only took the finasteride for 28 days (1 month), then decided to discontinue in the interests of ruling out this as a variable. I was experiencing libido and ED problems long before I ever took finasteride, but I gather it would not have helped matters regardless. Just edited the...
  4. Z

    Zero libido & Severe ED on TRT - HELP!

    Hi everyone, I am desperately looking for some answers and direction here as doctors so far are unable to help or work out what's going on regarding my non existent libido and ED. Below I have detailed a brief history to assist I am 25yo and currently on TRT, prescribed by an...
  5. Z

    Ask The Urologist Anything (Dr Michael Rotman)

    DHEA has been tested as part of an adrenal function test that I undertook some time ago. I am not sure if you are familiar with the DUTCH test? I would be more interested in measuring DHT or exploring the idea of testosterone + provirion to remedy the sexual issues I am experiencing.
  6. Z

    Ask The Urologist Anything (Dr Michael Rotman)

    Dr Rotman, I have been diagnosed with anabolic steroid induced hypogonadism (ASIH) at the age of 24, following several years of use as a competitive bodybuilder. My primary symptoms include low libido, ED, brain fog, and fatigue. I am under the care of an endocrinologist in Australia who did...
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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