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  1. H

    Motivation and Hcg

    Quick question, do you feel any different if you stop Hcg? I started testosterone about two or three years ago and added Hcg 500U 2x per week shortly after. For the second time in a year I have run out of Hcg awaiting my pharmacy order. After about 5-6 days without it, my motivation and...
  2. H

    My wife is thinking about HRT

    After seeing the huge impact that TRT has had on me, my wife would like to see if HRT is right for her. She is 38yr, obese, and has a copper intrauterine device implanted for birth control (implanted 3-4 months ago in the hopes of improving symptoms of low energy, low sex drive, and weight...
  3. H

    Phentermine Makes me Hungry

    For the past 3 months I have been aggressively dieting, exercising, and working extra shifts in a high stress job. My family doctor put me on Phentermine aka Adipex 1/2pill/day which was increased to 1 whole pill per day last month. Two months ago I started TRT with Defy. I have lost 30+ lbs...
  4. H

    LH and FSH cuttoff values

    What are the minimum lab values to differentiate between primary and secondary hypogonadism? And is there a difference in treatment for each? I've read many posts and medical websites but can't find a firm number to differentiate the two diagnosis. Here are my PreTRT lab values. LH 2.3 mIU/mL...
  5. H

    New Member

    This is my second try at this forum. I messed up my registration and had to make a new account. This is a repost of my previous introduction. Thanks for responding Orin Israel and Vince! Morbidly Obese Hello fellow TRT'rs. Been browsing the forum for a few months...
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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