normal t level

  1. C

    Hesitating on TRT, Does Anyone Have Regrets?

    I have two questions: 1. Can I "try" TRT long enough to see if it will work without risking the functionality I already have? 2. Does anybody have regrets for trying medically-supervised TRT when they were already pretty healthy and functional? Background: I'm 54 years old, 5'9", 150 lbs...
  2. Nelson Vergel

    Young Men Had Low Testosterone Symptoms with T Under 400 ng/dL

    Scovell, J. M., Ramasamy, R., Wilken, N., Kovac, J. R. & Lipshultz, L. I. Hypogonadal symptoms in young men are associated with a serum total testosterone threshold of 400.ng/dL. BJU Int. 116, 142–146 (2015). To investigate the association between hypogonadal symptoms and serum total...
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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