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    How much HCG should I take with testosterone?

    Hello everybody, I am 50 years old, on TRT for 15 years. My treatment protocol is 100mg Testosterone enathate per week (subcutaneous, EOD). I'd like to include HCG in my protocol. My question is how much HCG should I take and how much Testosterone ena. should I reduce in order to keep the same...
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    T. Cypionate steady state

    Hi All, Could you please help me to figure out how long does it take testosterone cyp injected daily subcutaneously to reach steady state? I found on the web that it generally takes between 5 to 6 half-lives for most medication as we build up concentration of a drug, so would it be correct to...
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    T/E2 ratio

    Thanks!!
  4. G

    T/E2 ratio

    Hello all forum members, I am 48 years old, on TRT for 12 years. On nebido during the past year. I have a low libido & ED. Testosterone total = 890 ng/dl E2 (not sensitive) = 80 pg/dl My urologist claims the high estradiol is the culprit of my low libido and ED. My question is, with 80 pg/dl...
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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