I was brought here after listening to Nelson on Dr. Lyons podcast, man what a story and journey!
48M, 5'6" 160lbs.
I lost 90lbs 25 years ago and have kept in shape ever since. I workout daily, love being in the gym, but never truly felt optimized. This last year or two I made it a goal to...
Been doing TRT for about 7 years now. It seems like my sleep quality has always been poor. Never feel totally relaxed or sleep through the night. It's always sort of a fitful sleep. I'd never thought to attribute it to the testosterone until my wife recently started on a low dose herself, along...
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.
