I've been using steroids for 22 years (I'm 40). It started with bodybuilding (1000mg test, 600mg deca, 140mg Dbol/week) for a few years, then maintaining size (400-600mg of mostly testosterone/week). For the last 3 years it's been TRT with labs at 200mg/week. I've actually lowered it to...
I've been doing 150mg Test Enanthate every 5 days for years. No labs, antiestrogens, or HCG. I'm finally going to do it right and use a HRT service with labs, arimidex, and HCG.
I need to get initial labs and scheduled them 3 weeks after my last 150mg shot of enanthate. I'm on day 16 and...
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.
