redness

  1. M

    Weird reaction on TRT

    I’ve been on TRT 150 mg for about 7 months now. Once I got on it my neck turned red(like a sunburn) along with my chest and under eyes. I also developed eye bags that at one point got super swollen. I’ve had my hormones tested multiple times. (My estrogen was the only thing high, but starting an...
  2. A

    Red Chest and High Hematocrit

    I've been trying to figure out the reason for my red chest after starting TRT. I thought it was due to high Estradiol, but even if I adjust it to good levels or less then normal range, the red chest is still there. I'd like to hear from you guys about the possibility of high hematocrit causing...
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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