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  1. M

    Nodule/Lump from Sub Q Testosterone shot in abdomen.

    Just tried sub q test for the first time a couple of days ago and unfortunately a small lump/nodule has formed. The skin is also red around the area. It's not overly sore but is tender to the touch. I read that nodules can occur from time to time so hopefully its nothing more than that ie...
  2. M

    Thoughts on blood work please...

    Hi guys, Following symptoms including low libido, fatigue, anxiety, inability to build muscle etc. I recently got some bloods drawn. I have attached the results. One from about 4 weeks ago and 1 from this week. Any thoughts/comments are greatly appreciated.
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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