@Nelson Vergel We need you here! https://www.fda.gov/patients/fda-expert-panels/fda-expert-panel-testosterone-replacement-therapy-men-12102025 Location: FDA White Oak Campus, 10903 New Hampshire Ave., Building 31, Great Room, Silver...
This review investigates the use of the synthetic steroid oxandrolone across various clinical populations. The review analyzes twenty-four randomized controlled trials to synthesize evidence regarding the safety and effectiveness of oxandrolone...
PARTICIPATION NEEDED! Of those EM members that have taken nandrolone or are currently taking nandrolone alongside their TRT, we are conducting a small ExcelMale study to help determine the effect that nandrolone has on Total Testosterone, E2...
Is Clomid (clomiphene citrate) a good alternative to TRT for men with low testosterone? Clomiphene can raise testosterone levels while preserving fertility—making it attractive for younger men who want to avoid testicular shutdown. But new...
Today we are joined by Dr. Rahul Mehan, a renowned urologist, who sheds light on the impact of Ozempic on sexual function, particularly in relation to erectile dysfunction. He is also the founder of Snip City, which specializes in vasectomy...
* To our knowledge, this is the first report demonstrating alterations in spermatogenesis as intratesticular morphological changes, specifically enlargement of seminiferous tubules, by US. Ultrasonographic Seminiferous Tubule Changes Track...
24:00 – Why daily tadalafil works for BPH, erections & heart health 30:00 – The pros and cons of alpha-blockers & 5-AR inhibitors 02:30 – Meet Dr. Robert Caruso: 25 years in urology and robotic surgery What if an enlarged prostate...
Can testosterone and anabolic agents reverse muscle wasting? This is the story of how hormone therapy transformed HIV treatment—and what it means for men's health today. Nelson Vergel was diagnosed HIV-positive in 1985 when it was a death...
Looking for a qualified TRT doctor who prescribes testosterone and HCG? Finding the right physician can make or break your hormone optimization journey. Many doctors are poorly trained in testosterone replacement therapy—they under-dose, skip...
What's the best HCG dosing protocol for men on TRT? Whether you're using HCG to maintain fertility, prevent testicular atrophy, or preserve intratesticular testosterone, the dosing frequency matters. Should you inject daily, every other day, or...
Experiencing delayed orgasm or anorgasmia on TRT? Many men on testosterone therapy report difficulty reaching climax despite normal erections and libido. This frustrating issue is more common than most realize—and it's often treatable once you...
Does testosterone therapy increase the risk of atrial fibrillation? The relationship between TRT and heart arrhythmias is more nuanced than headlines suggest. Recent research points to a U-shaped curve—both very low AND very high testosterone...
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.
