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  1. M

    Low Ferritin After Donating Blood Too Frequently

    So, in sept I saw endo for fatigue. He took a bunch of labs and I just reviewed them with naturopathic doc and apparently my ferritin was at an 8 and iron was low too.. endo didn’t make a big deal.. still dealing with fatigue and ferritin is sitting at a 30.. what’s an idea number to get that...
  2. M

    How does this even happen?

    All lab work done at labcorp.. February my estrodiol was at 8.5 (8-35) range while injection 50mg 2x a week and taking .25 anastrozle.. So I eliminated the AI and and kept injections the same, e2 went up to 28.. decided to go EOD injections of 25mg and added DIM around then.. Just got labs back...
  3. M

    Newest labs without AI for 6 weeks

    Good morning 6 weeks ago I ran my labs because something felt “off” a couple months into reinstating trt. My labcorp test results showed by estrogen sensitive at 8.5, my protocol was 50mg test cyp 2x a week and 1/4 anastrozle with injection. A few weeks ago I ran another e2 test (4weeks...
  4. M

    Possible bipolar

    I was recently diagnosed bipolar, the doc has hinted he wants to pull me off trt. My testosterone prescribing doctor says there’s really no study to support being on or off trt if bipolar. Anyone have any experience?
  5. M

    Crashed E2

    Pics above and lower are current labs So, here are my labs numbers before trt Tt-278 E2 standard- 24 Protocol has been 50mg test cyp 2x a week and 1/4mg anastrozle with injection.... i was on trt for close to two years and made the mistake of switching clinics. New clinic didn’t use...
  6. M

    Newbie Crashed my Estradiol and ExcelMale.com educated me

    Hey, My name is Mitch. New to the site, been back on TRT for 6 weeks after being off for 5-6 months. A bad PCT and the wrong E2 tests have messed things up pretty bad the last 5 months.. Found a great thread by Nelson about the need for E2 sensitive tests, had my doc order those (he thought 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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