Introduction Background and significance Hypogonadism, characterized by low testosterone levels, is a significant clinical condition affecting a substantial proportion of the male population, particularly older men. The management of...
The occurence of fractures in an elderly population is a significant concern, so this study looked at the relation between the number of fractures and hormone levels, including testosterone. It found fractures were higher at both low and high...
Hi Guys Blood lab turned me away for having Haemoglobin of 198. Apparently the limit is 185(Here in New Zealand) I am currently on 80mg(split twice a week 40+40)of test cyp deep IM. Have been on this for 4 months and going well. Can't do and...
Hi all, I started TRT in 2001 and have been giving blood over the years and have always had issues with recovering my ferritin. Long story short, I got tired of waiting for others to do the research, so I did it myself, created a protocol, hired...
Study: Low estrogen can cause problems for men Study: Low estrogen can cause problems for men (2013) Dr. Joel Finkelstein, an endocrinologist at Harvard Medical School and the lead author of a new study, talks about the effects of declining...
11:25-12:50 * It is likely a U shape therapeutic curve with the lowest incidence of occuring at men with mid-range values of concentrations (350-550 ng/dL) Testosterone Therapy and Cardiovascular Risk: Insights from an Interventional...
Below is a synthesis of what the literature presently shows about clomiphene (and its trans-isomer enclomiphene) and reversal of testicular atrophy in men. What hard data exist? Setting Study design (n) Testicular-volume result Time to...
Human Chorionic Gonadotropin (From the book Testosterone: A Mans Guide, amazon.com) Short podcast: hCG: What Every Man Should Know Good summary : Why Use hCG With TRT?- A Clinical Review Human chorionic gonadotropin (HCG) (not to be confused...
In this episode, Dr. Kevin Chu and Dr. Justin Dubin interview Dr. Rahul Mehan to discuss the importance of prostate health, particularly as men age. They explore the concept of 'prostate puberty' and the common symptoms of an enlarged prostate...
Using hCG in Men on Testosterone Replacement Therapy (TRT) – A Clinical Review Introduction Exogenous testosterone replacement therapy (TRT) can profoundly suppress the hypothalamic-pituitary-gonadal (HPG) axis through negative feedback. By...
Again you heard it here first! Nelson's domain the one and only! Very informative webinar on the use of the newer oral TU formulations. Testosterone therapy has long been dominated by injectable and topical formulations, but the landscape...
Testosterone Replacement Therapy (TRT) can be life-changing for many men suffering with low testosterone symptoms. However, there are crucial facts that most men are not told by their physicians before they start TRT. Here are the top facts that...
TRT Hormone Predictor Widget
TRT Hormone Predictor
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.
