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  1. M

    Help..? I feel worse than pre-TRT

    Hi everyone, I’m hoping some experienced members here can help me out. I’ve been on TRT since August, prescribed by a UK clinic due to secondary hypogonadism. My testosterone levels were initially between 3 nmol and 9 nmol. When I started treatment, I mistakenly took the wrong dose, which led...
  2. M

    3 months blood advise

    Hi all, I’m sending off my 3-month blood test results to my clinic here in the UK and wanted to get some thoughts. For the first two months, I was using U-40 needles instead of U-100, which caused me to get my dose wrong. The blood results I’m sharing now are from 6 weeks after correcting my...
  3. M

    2month bloods very high

    Hi all. Has anyway one had a simailar experience? I started TRT 2 months ago with a clinic in the UK. I started in test cyp 84mg per week injected daily. I am also on HCG 250iu 3 times a week. After 1 month my level were elevated so was reduced down to 70mg per week. My results are all still...
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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