testosterone protocol

  1. B

    Daily protocol from 150mg total /3x week

    I have been on 50mg Test Cyp x3 weekly (150mg total M,W,F) with x3 .125 anastrozole (M,W,F) for several years now through Defy. I've always felt "ok" on it, not great but better than pre-TRT. I've had issues with high HCT and low ferritin from frequent blood donations so wanted to try and...
  2. K

    Please Help: Testosterone Protocol Advice Needed (Low Libido)

    Hello everybody, I'm hoping for some serious advice from people suffering from low T. I have had low T for years, never getting out of the 300's even though I was in my 20's, 30s, and now 40's. Of course I had doctors tell me that I was still in the normal range so they didn't want to treat me...
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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