Good discussion here for a newbie like me. I seem to be very sensitive to e2 levels much above 40. I’ve tried to wait it out but didn’t get much in the way of relief. So I’m constantly struggling with is it better to run higher t with AI or reduce the dose without the AI (currently at 45mg cyp...
Same here. I haven’t been able to consistently make this work more than a few weeks at a time. I too started at 100mg but have deviated much from that. Back in November my e2 went up to 48 and I felt terrible. Lowered my dose to 90mg (45 e3.5 days) and started .25mg AI. felt great for a while...
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.
