Health & Wellness

Deca Gains. What to expect
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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...

Zimislecel: Stem Cell–Derived, Fully Differentiated Islets Cured Type 1 Diabetes?

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Type I Diabetes Mellitus is a terrible disease causing premature death and morbidity. Micro and macrovascular damage are the main contributing factors to injury. This video reports on an article published in the NEJM. The treatment seems to work...
Testosterone Replacement Therapy (TRT) Facts Every Man Should Know
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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...
Smoking Cessation's Effects on Male Hormonal Levels
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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...
Pregnenolone in Men: Help determining proper dosage and frequency
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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...
WARNING: Do not believe Internet "gurus" proclaiming no need to manage hematocrit on TRT
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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...

Best Sleep Supplements

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Please share which sleep supplements work best for you.
Why Men’s Fertility Is Declining: The Truth About Testosterone
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In an insightful interview from the "Dr. Gabrielle Lyon" YouTube channel, Dr. Larry Lipshultz, a renowned expert in male reproductive health, discusses the alarming global decline in male fertility, attributing it to factors such as obesity...
Stanford Rheumatologist Reveals Surprising Causes of Joint Pain
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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...

Anyone taking PCSK9 inhibitors (i.e. Repatha)?

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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...
Testosterone blood level is correlated with immune cell abundance in transgender young people on gender affirming hormones
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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...
Semaglutide Forum: Game Changer for Weight Loss
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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 —...
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.

DOI: 10.1210/jc.2010-0102 | PMID: 20534765 | PMCID: PMC2913038

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