Recent content by queek

  1. Q

    Low free testosterone, high SHBG

    Thank you for the explanation! So I'm getting T3, fT3, T4, fT4 then. Which thyroid specific antibody specifically should I get tested for?
  2. Q

    Low free testosterone, high SHBG

    I see what you mean. That makes sense. They don't test for rT3 where I live. Can the others be enough to assess my thyroid function?
  3. Q

    Low free testosterone, high SHBG

    First of all, thank you very much for the reply, I appreciate it! Now that the bloodwork I posted is already a few weeks old, I wondered what my current T levels looked like and got bloodwork done again: Test Result Reference Range Testosterone (Total) 6.0 ng/dl 2.70 - 9.20 SHBG 44...
  4. Q

    Low free testosterone, high SHBG

    Hello, I am 25 years old and recently got bloodwork (just out of curiosity actually): Test Result Reference Range LH 3.6 mU/ml | 1.5 - 9.3 FSH 2.7 mU/ml 1.0 - 18.0 Estradiol 36 pg/ml 12.0 - 41.0 SHBG 54 nmol/l 17.3 - 65.8 Testosterone (Total) 470 ng/dl 270 - 920 Bioavailable...
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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