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  1. 5

    "Raising ferritin fast" protocol - no meat??

    Hey all - my ferritin was at 16. I did the "Raising ferritin fast" protocol, taking the recommended pills at the recommended dose for 7 days without missing any doses, no vitamin C or D supplements, and checked ferritin three days after it was over - 16!! A. I read the whole thing through and...
  2. 5

    Finally some success - but how to change regimen to keep it?? Daily injections?

    Hey all - long story short, I've been on TRT about 5 years. At age 38, total T was 230 and my symptoms were zero energy and terrible ED. I've been trying different regimens ever since and making slow progress. Finally got a great doctor and slowly improving. Erections have been about a 6 out of...
  3. 5

    TRT Dosage advice?

    Hey all - I started TRT about a year ago, 100mg TC x2/week. Tests kept coming back T>1500 and the doc didn't seem at all concerned, so I dropped myself to 70mg x2 a month ago and saw improved sexual function. Still lots of room for improvement but getting better. Blood test yesterday, the day...
  4. 5

    Just leaked a bunch of TC down my arm...

    Hey all - been on TRT for 10 months, injecting TC twice a week. Just injected 70mg in my delt and 30 seconds later looked down and saw a 4-5" trail of TC down my arm. This might sound ridiculous but when I saw it I tried to rub it into my balls in the hopes of getting some absorbtion - may be...
  5. 5

    New guy, 10 mos. TRT, dosage/ED/libido questions

    Hey all - I've been on TRT for 10 months and just found this forum today - what a MASSIVE wealth of information! I've been relying on a single thread on another forum that's totally unrelated to health, and it's been a huge help, but nothing like this. I could really use your help today; TRT...
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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