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  1. C

    Body Acne -- Caused by DHT or E2?

    I actually donated blood a few weeks ago. Does that cause you to lose as much platelets as doing a targeted platelet donation?
  2. C

    Body Acne -- Caused by DHT or E2?

    I actually am already seeing a dermatologist. They have me on Fabior foaming retinol cream once daily, and I'm about 32 days into a 60 day doxycycline regiment. The doxy doesn't seem to of had much of an effect on my body acne, but it did clear my face up really well (I only had very slight...
  3. C

    Body Acne -- Caused by DHT or E2?

    Could be? But that would now be another theory to throw into the pot. I haven't heard anywhere else that the testosterone itself causes acne. Just DHT or estradiol.
  4. C

    Body Acne -- Caused by DHT or E2?

    I've been dealing with horrible acne all over my chest, shoulders, and back for about 4 months now. I started TRT back in October of last year (2019), but it took a while for the acne to develop. Everywhere I look, I get conflicting reports on what causes body acne in men on TRT. Half the...
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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