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  1. W

    Update on Aveed (Nebido- testosterone undecanoate- long acting testosterone)

    My concern with it would be that TRT often requires dosage adjustments when starting. It isn't as easy to manipulate the dosage when injecting every 10 weeks. I may be less cynical after seeing it used though
  2. W

    Saliva Testing of Testosterone

    Yeah Harry, I tend to agree on the comparability issue. I appreciate your response. Upon researching further, there are many variables that can impact a saliva test and if not done in identical situations (proper temperature, food intake, etc.) then tests can vary. I felt like my testing...
  3. W

    Daily Low-Dose Cialis

    Nelson, not to hijack the thread but is there somewhere on this site where you've expanded more on the daily low-dose Cialis? I've never heard of that. Sounds interesting.
  4. W

    Saliva Testing of Testosterone

    I think by my post, you can tell I'm hypothesizing that Saliva testing is not an appropriate way to monitor testosterone levels. I'm open to changing my mind. Here is the study that Labrix cites as evidence of the efficacy of saliva testing...
  5. W

    Saliva Testing of Testosterone

    I wanted to get everyone's input on Saliva testing of Testosterone. My current doctor insists on its usage (yet does serum testing for DHT) and although my dosage didn't change, my testosterone levels came back five times higher than three months ago using the saliva tests. This has led me to...
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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