JimGainz said: I wanted to share my recent experience running BPC 157 for the first time. I have had a nagging, chronic Rotator cuff injury for the past five months or so. The injury has been ... Read more >>
rugbyhit said: I was surprised to not see any posts regarding the penile implant device called Penuma on any of the forums. Wondering if anyone is familiar with the procedure, or any feedback ... Read more >>
BUD987 said: Hello. Thank you for all the work this forum does. I just started TRT for low libido and energy about 1wk ago (protocol below). I will do my best to limit this post to pertinent ... Read more >>
ivkonst2017 said: I've heard from some doctors with time the body can develop a tolerance to HCG and it will stop working. How real is that in low doses especially and has it happened to anyone ... Read more >>
JA Battle said: the "zoles" would both fit this ticket potentially, but possibly letrozole to less of a degree. anastrazole exerts it's effects similarly to DHt as it actually converts into a ... Read more >>
jmjmjm said: Hi there, Is dandelion tea a good idea to reduce water retention while on TRT? Are there other natural supplements that may be more efficacious? I have read that it can be lower ... Read more >>
Nelson Vergel said: Great articles "Starting January 1, 2022, the No Surprises Act will introduce comprehensive, uniform protections against surprise medical billing. Here's what you need to know ... Read more >>
Arcane said: Currently prescribed Emnclomiphene and getting off TRT for a bit for Fertility reasons. 25mg every day for 6 weeks. Ive read that it blocks estrogen in areas of the brain. I know ... Read more >>
Arcane said: Im 28 Years old, have been on TRT for 9 months and attempting a restart for fertility purposes. so far Im 2 weeks in. I used HCG towards the last few week of Me running Test Cypionate. ... Read more >>
Kilo32 said: Hello all, long time lurker first time poster. No literature about this but does anyone know if exogenous testosterone (if high enough amounts) can reach the Sertoli cells in the ... Read more >>
Primarybot said: Click here to view on the web Highlighted posts Permanent crash of estrogen? June 19, 2021 * 47 posts * 1,714 views Testosterone Basics & Questions Evaluating the Combination of ... Read more >>
Arcane said: Its not common that those on TRT get gyno; something typically reserved for those who Blast/cycle. But I've been learning more about gyro and what causes it. seems its an imbalance ... Read more >>
JimGainz said: I got labs done Friday last week and will report back in a few days. You are right about the old doses. My first cycle ever in 1987 was starting with one 2.5mg of Anavar tablet ... Read more >>
rvatrt said: Sorry to hear about your tendinitis. I had issues with my neck, knee, and now my hip. It is a big problem that not many people talk about. I dropped my anastrazole to 1/4 pill ... 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.
