13-Minute Podcast: This podcast discussion examines the burgeoning role of compounding pharmacies, particularly in the context of GLP-1 medications, and how they are challenging the established dominance of Big Pharma. Driven by soaring drug...
Poster 149: Testosterone/Estradiol Ratio and Low Libido in Men with Sexual Dysfunction Title TESTOSTERONE: ESTRADIOL RATIO A STEP FORWARD TOWARDS THE UNDERSTANDING OF LOW LIBIDO IN MEN WITH SEXUAL DYSFUNCTION Authors Rodrigo Freddi, Rubens...
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...
As we very well know T s metabolites estradiol and DHT are needed in order to reap full beneficial effects of testosterone. Ts metabolites estradiol and DHT are needed in healthy amounts to experience the full spectrum of testosterones...
Clomiphene citrate: A potential alternative for testosterone therapy in hypogonadal males (2023) M. Huijben | M. T. W. T. Lock | V. F. de Kemp | J. J. H. Beck | L. M. O. De Kort | H. M. K. van Breda Abstract Background Hypogonadism is a...
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...
Thanks to Dr Sun for this diagram. Timeline details (left → right) YearProduct (image above/below the line)Form & delivery 1935-1937No product image—text block below the line: “Testosterone first synthesized” with a bullet list of early...
Doc just prescribed me 100mg weekly of Deca for joint pain and a bad shoulder. my current protocol is Test Cyp 180mg weekly (pin eod). I am a seasoned lifter. 38 years old. about 12% bf. Pull 500 pound deadlifts for reps. Since starting TRT...
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.
