My goal: lean muscle mass & strength gains.
Reality: I've gained 3.6 lbs of lean muscle mass since Nov.2021 - that's less than a 1 lb per month.
I started TRT in Nov 2021. (This is currently near the end of Feb 2022 - so about 4 months of TRT) Test. Cyp injections 35mg x2 weekly with...
We lose muscle mass and strength as we age. This is known as sarcopenia.
Muscle loss could begin in our 30s. Genetics and lifestyle play a major factor and there is a lot of inherited individual variability
There are several reasons why we become weaker: Our nervous system becomes more...
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.
