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  1. S

    Second test confirmed my E2 is extremely low... not on any AI. HELP!

    45 year old. I'm not feeling any better than I felt before I began this T journey a year ago.... as a matter of fact I'm worse because I have ZERO SEX DRIVE. Injecting 1ml Test Cyp 200 every 2 weeks in divided doses every 3.5 days. Had blood tested on 1/12/17 (in trough before injection) with...
  2. S

    How long to get a consult with Defy?

    Like the title says... I'm thinking about switching to Defy because I'm not happy with my TRT treatment from my current doctor. I have current labs. Approximately how long does it take to get the ball rolling so to speak, from the time I call until I come under the care of the Doctor at Defy?
  3. S

    Very low estradiol. Boron effect?

    Currently injecting 1cc Test Cyp 2000 every 2 weeks spread out over multiple doses every 3.5 days. My problem is my libido is very low. Jusr got got my results from Discount labs: total test - 933 free test - 31.9 estradiol - 5.3 shbg - 16.8 looks like low E2..... could this be my...
  4. S

    Total T is up! But libido is gone....

    Hello Gentlemen, Please bear with me because getting proper blood tests with my Doc are like pulling teeth! Anyway I'm 45. 5'10" and 235 pounds. I weight train every day.... I'm overweight but built very solid with decent muscle mass. Currently dealing with under active thyroid and low T...
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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