leydig cell

  1. A

    Took a full pen of Ovitrelle

    Hi everybody, Im a natural lifter and i always had good natural testosterone. Few months ago i took one shot ovitrelle 250 at once ( it’s about 6500 iu hcg… ). I wanted to make a boost at my endo testosterone. It was not a good idea, no benefice and it’s suppressive. My question is : do you...
  2. L

    HCG: How much is safe to use?

    Hello everyone, As someone who has been on TRT for about 1.5 years I’ve been off and on HCG and tried doses anywhere from 250-500ius per injection. When I started TRT I was immediately put on HCG as I was 24 and my doctor was concerned about fertility issues down the road if I was T only. More...
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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