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  1. T

    8 weeks on TRT. Good numbers (except E2) but often feeling more tired

    Did you get RBC with the hematocrit? If so what was it?
  2. T

    Creatine HCL

    Creatine is one of the most studied supplements out there and has been shown to increase performance in weight lifting. The effect is not huge however. It wont make or break your progress. It's also known to increase water retention which might explain your gut. Personally I dont notice any...
  3. T

    Seconday Hypogonadism?

    I dont think so. First tests were Labcorp. I believe my doctor's office network has their own lab.
  4. T

    Seconday Hypogonadism?

    First test 249 ng/dL, second test 369 ng/dL. The "132 wtf?" note was supposed to express how I think it's strange my doctors lab has 132 as the bottom of the reference range. Seems really low. I can get a proper thyroid test in a few days per your suggestion.
  5. T

    Seconday Hypogonadism?

    30 years old. Try to maintain a healthy lifestyle. Good diet, little alcohol, exercise, etc. Started to suspect something was wrong with me based on several issues. Ordered some blood tests, showed them to my doctor, she agreed testosterone was low and wanted to test again. She said I was fine...
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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