nippy said: Hi all. I'm a 50-year old man living in the UK. 5 years ago I started noticing that my libido was low. Doctors did blood tests and said that my testosterone was low but not long ... Read more >>
Shovelhead8706 said: I'm having trouble getting TRT from my pcp with total test levels sub 250....aside from it being aggravating because of how crappy I feel I finally got her to give me a referral ... Read more >>
madman said: INTRODUCTION Ultrasonography (US) is the primary imaging modality used for patients with penile conditions such as erectile dysfunction (ED), Peyronie's disease (PD), penile trauma, ... Read more >>
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Vince said: No one knows why the sleep aid potentially increases horniness, but apparently, at low-to-medium doses, it gives some people the best orgasms of their lives [link] Read more >>
trtthings said: If anybody's wondering whether this can be done without burning.. I've tried pouring a thin layer of testosterone gel onto aluminum paper, let it stay out for around.. 2-3 hours, ... Read more >>
madman said: Abstract Fibrosis is often caused by chronic tissue injury leading to a persisting inflammatory response with excessive accumulation of extracellular connective tissue proteins. ... Read more >>
madman said: With this article [1] the authors fill a gap in the scientific landscape regarding gynecomastias and their treatment. In medicine, it is always desirable to have a complete and ... Read more >>
Cataceous said: The standard advice is to fast in the 12 hours before the test and abstain from sexual activity in the 24 hours before. This usually makes a morning draw the obvious time. Interestingly ... Read more >>
Gman86 said: I've heard and read that nandrolone acts on the progesterone receptor. I'm wondering if this activation replaces taking exogenous progesterone at all, even if nandrolone won't ... Read more >>
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FlowRW said: At first I would take 10 units every other day until I got my desired tan. Now about 10 units every 6 to 7 days (about weekly) to maintain it. Your freckles get darker but everything ... Read more >>
Nelson Vergel said: Hey @Dallas Steele My site has been flagged by Google before not only for "anabolic steroids" but for "porn" which made us lose traffic and ranking. That is why I deleted your ... Read 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.
