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  1. B

    What would happen if i inject air into muscle?

    I wonder this. Do you know?
  2. B

    Vial issue- Can I reuse a vial for testosterone?

    I went to pharmacy for vial but I didnt find. I bought antibiotic into vial. It is called amikacin sulfate. I draw the antibiotic from vial. My question is can i use this vial for my test injections if i clean the vial with benzyl alcohol?
  3. B

    What is the highest testosterone level for long term health ?

    How can I know if a total testosterone of 1400 ng/dl is healthy for me?
  4. B

    Proviron? Should I use it?

    Nelson Vergel, my libido is low too and I'm 22. My doctor wants try proviron but I have heard my endocrine system is still developing. What should I do? Is proviron dangerous for 22 years old male?
  5. B

    Brain development

    I'm 22 years old and have 400 ng/dl of testosterone naturally. I have libido, energy, sleep issues etc. If I use high testosterone, does it effect negatively on my brain development? My doctor says my brain can develop until 24-25 but testosterone injections won't effect negatively.
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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