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  1. S

    How loong until sperm production is impacted?

    Hi all, After almost a year of clomid I've finally been prescribed 120 mg of testosterone a week by my urologist. I am 29 years old and he suggested I freeze sperm since my fiance and I want kids in the next few years. I will be "depositing" twice next week to a local cryo facility here in...
  2. S

    Following Up- Blood tesf results. 28M

    Hi All, Following up from my last post. I'm a 28M for reference. Got my blood work back and have an appointment with defy and also a local urologist next week. This panel was ordered via defy. Below are some highlights, if you want me to add anything let me know. Test was taken at aroun...
  3. S

    New Member from Socal- Looking for advice

    Hi All, Thank you for viewing my post and I'm happy you have found this community. I recieved my second lab results yesterday and wanted some feedback on how to proceed next. I took a test a few months ago, but ignorantly only tested total testosterone, which came back at 395 ng/dl (264-916...
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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