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  1. J

    Issue with high hemoglobin & hematocrit (HGB @ 19.6!)

    hi guys, i'm back again. been having some high pressure in my head the past few days, i noticed it most when i was running on the treadmill few days ago. a 1-minute bloodtest showed my hemoglobin at 19.5, which is about ~58 or ~59 hematocrit. last blood test shows everything else across the...
  2. J

    Testosterone Level Over 2700/High PSA?

    I have been on TRT since I found out my testosterone level was under 150 at the age of 30. Going into my sixth month of TRT, I have been taking monthly blood test monitoring to make sure my levels are OK throughout the early stages of TRT. My doctor has been noticing a slight increase of my PSA...
  3. J

    Slower Hair Growth 2 Months Into TRT

    I'm asian, generally don't grow much facial hair, but I do grow enough stubs to need daily shaving. My first week on TRT, saw my mustache and beard grew super fast! But over time it slowed down immensely. Just three weeks ago I began to notice that my mustache and beard are growing awfully slow...
  4. J

    TRT and Tamoxifen for life?

    New member here! I started to TRT a little under two months ago and after one month on TRT, my estrogen and estradiol levels shot up high. Dr. prescribed me tamoxifen. At 10 mg daily. Is tamoxifen something I'll have to take every day for as long as I'm on TRT?
  5. J

    Hello World

    Hello everybody, they call me JD but I'll go by JamesTRT on this forum. I am very glad that I have found this community. What led me here was Nelson's video on TRT and he seems very experienced and well educated on the topic. I started TRT a little under two months ago when I found out that my...
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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