This scientific paper investigates the effects of smoking cessation on hormonal levels in men, specifically focusing on steroid hormones like testosterone, DHEA, DHEAS, cortisol, and sex hormone-binding globulin (SHBG). The researchers aimed to...
Hi all, I've been experimenting with pregnenolone for over a year now, with varied success. I seem to get benefits at 100mg (such as higher libido, more pronounced nighttime erections and better sleep); however, I don't get these results...
Debunking the Myth About High Hematocrit in Men on TRT I know many of you want to feel reassured that managing hematocrit isn’t necessary. However, misinformation is spreading, with some "bro science" videos and even a few so-called expert...
Dr. Tamiko Katsumoto is a Stanford rheumatologist specializing in immunology and inflammation. She is both physician and scientist who gets over-the-top raves from her patients. The Protective Power of Food Against Joint Pain An Interview with...
I have a scrip for Repatha but haven't yet started. Covered by insurance so cost not an issue. Was concerned that LDL would go too low and cause issues. Also, side effects. Read that it can cause hyperglycemia (diabetes). Any input would be...
Sex hormones like estrogen and testosterone don’t just affect things like body shape or voice—they also play a role in how the immune system works. This is especially important for transgender people who take these hormones as part of their...
Mark A. Moyad, MD, MPH & Martin M. Miner, MD, discuss the potential benefits of semaglutide, a newly approved weight-loss drug. Introduction: The Road to Real Weight Loss Solutions Host: This is another great segment with Dr. Marty Miner —...
Oxandrolone is a man-made anabolic androgenic agent that has been studied by doctors for more than 30 years, mostly because it might help treat catabolic disorders and chronic wasting conditions like alcoholic hepatitis, severe burn injuries...
Understanding the Symptoms, Diagnosis, and Treatment of Hypogonadism in Men Hypogonadism, a condition characterized by low testosterone levels, can significantly impact a man's quality of life. ExcelMale.com offers a comprehensive guide to help...
Testosterone is a key hormone for men's health, but what happens when levels drop? In this episode, Dr. Alex Tatem and KG break down everything you need to know about testosterone—what it is, signs of deficiency, when to get tested, and the best...
Study at a Glance Title: “Assessing the Impact of GLP-1 Receptor Agonists on Sexual Desire: A Qualitative Review” Authors: H. Quaile & R. Horwitz Journal: Journal of Sexual Medicine — published 1 April 2025 Why This Matters Glucagon-like...
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.
