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  1. S

    How long for Nebido to work?

    Injection every 12-13 weeks. At the end of the interval, Testosterone is between 550-700. SHBG 60-70.
  2. S

    How long for Nebido to work?

    I live in Germany. We don't have many options here. Nevertheless, using Nebido is far better than no TRT at all.
  3. S

    How long for Nebido to work?

    Yes, but not always. Sometimes, during an interval, my libido gets weaker, as do my morning erections also. To be honest, I don't know why this happens. Tostran 2% helps.
  4. S

    How long for Nebido to work?

    Hi, I'm on Nebido since 2020. I would recommend giving it a few months time and see how you feel. It's also important to check your blood-levels after a few months, right before the next injection. Sometimes you have to shorten or lengthen the interval. I feel fine on Nebido. At times, I also...
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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