prolactin

  1. Nelson Vergel

    Prolactin: Should Men with Erectile Dysfunction Be Tested ?

    Prolactin is a hormone produced in the pituitary gland that is known for supporting lactation in women but also have many other functions on immune response, myelin coating on nerves, and also enhances LH receptors on testicular Leydig cells so that testosterone can be produced. Prolactin...
  2. B

    High Prolactin and HCT

    On daily Androgel (4 pumps) and 250 IUs of HCG three times a week. My Testosterone, Total is 320. Estrodiol <12. Prolactin 18.5. HEMATOCRIT, AUTO 53.3 My doctor wants me to go off the HCG (which he is not prescribing) to see if my prolactin and HCT will come down as they are just above...
  3. C

    Seeing Doc Today

    After waiting 3 months to see the Endo 3 weeks ago, I have had 8 vials of blood drawn, and an MRI requested with the Insurance company and rejected 4 times. They sent me a letter stating my prolactin level was at a 12, they would approve an MRI at at 20. I went back to Endo last week and he...
  4. Nelson Vergel

    Do Most Men with Sexual Dysfunction Have High Prolactin? Does Cabergoline Help ?

    Reasons why prolactin may be important : "Prolactin acts in a cytokine-like manner and as an important regulator of the immune system. Prolactin has important cell cycle related functions as a growth-, differentiating- and anti-apoptotic factor. As a growth factor binding to cytokine like...
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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