Excel Male Health Forum

The Leading Men's Health Forum for Testosterone Optimization & Hormone Wellness

Welcome to ExcelMale.com — the most trusted, expert-moderated community for men seeking evidence-based guidance on testosterone replacement therapy (TRT), hormone optimization, and total wellness. Since 2010, we've helped thousands of men take control of their health.

24,000+ Active Members
33,000+ Discussions
20+ Years Expert Experience

Why ExcelMale? Evidence-Based Men's Health Information You Can Trust

Navigating testosterone replacement therapy and hormone health can be overwhelming. Conflicting information, outdated medical advice, and unqualified opinions flood the internet. ExcelMale.com was created to cut through the noise — providing a rigorously moderated space where men share real experiences, backed by clinical research and guided by genuine expertise.

Whether you're exploring TRT for the first time, optimizing your current protocol, managing side effects like elevated hematocrit or estradiol, or seeking to preserve fertility with HCG therapy, our community offers the knowledge and support you need. We discuss everything from injection frequency and bloodwork interpretation to lifestyle factors that affect testosterone levels.

"I founded ExcelMale after decades of personal experience with hormone optimization and seeing how difficult it was for men to find reliable, science-based information. Every man deserves access to knowledge that can transform his quality of life."

— Nelson Vergel, Founder & Author of Testosterone: A Man's Guide

Nelson Vergel brings over 20 years of clinical research experience, having worked with major pharmaceutical companies and authored definitive guides on testosterone therapy. As founder of DiscountedLabs.com and a recognized expert in men's health advocacy, Nelson ensures every discussion on ExcelMale meets the highest standards of accuracy and usefulness.

Ready to Optimize Your Health?

Join thousands of men who have transformed their lives through evidence-based hormone optimization. Ask questions, share experiences, and learn from experts.

Prostate-Sparing Focal Therapies (IRE, Cryoablation, TULSA) & Quality of Life
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In this episode, Dr. Geo sits down with Yale’s Dr. Preston Sprenkle to explore cutting-edge organ-sparing treatments—like IRE, cryoablation, and Tulsa Pro—that precisely target cancer while preserving urinary and sexual function. Learn how focal...
Erection Supplements- Do They Work to Improve ED?
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Briefing: Erection Supplements and Erectile Dysfunction (ED) This briefing reviews information from the "Erection Supplements- Do They Work to Improve ED?" discussion on the Excel Male TRT Forum, focusing on the efficacy, safety, and regulatory...
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...
Erectile Dysfunction Therapies: Testosterone, PD-5 Inhibitors, & Beyond
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Can we do more than prescribe pills to address men’s sexual health complaints? In this episode of the BackTable Urology Podcast, men’s health expert Dr. Mohit Khera from Baylor College of Medicine joins guest host Dr. Amy Pearlman for a deep dive...

What it the purpose of Sex Hormone Binding Globulin (SHBG) ?

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My question might be a basic one, but what is the purpose of Sex Hormone Binding Globulin (SHBG)? In general terms I appreciate that SHBG binds to Total Testosterone (along with Albumin) to give us Free Testosteron. My question is not about...
Where to get Testosterone prescriptions?
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Been on TRT for almost two years. It's been life changing. I take .9 to 1cc per week of Enanthate injected. Took a while to dial it in, but 800 to 1000 seems to be the sweet spot for me. Then primary care physician retired, new guy want's it to...

Best Sleep Supplements

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Please share which sleep supplements work best for you.
Testosterone Therapy Induced High Hematocrit- Can Therapeutic Phlebotomy Be a Double-Edged Sword?
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https://ec.bioscientifica.com/view/journals/ec/aop/ec-24-0283/ec-24-0283.xml Therapeutic Phlebotomy: A Double-Edged Sword? Current Guidelines: "Several endocrine organizations mention therapeutic phlebotomy as a means of treating TTh–induced...
HCG Reconstitution Calculator- HCG Dosage Calculator
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Struggling with HCG mixing calculations and proper dilution ratios? Understanding how to reconstitute human chorionic gonadotropin correctly is essential for men on testosterone replacement therapy who want to maintain fertility and testicular...
High Estradiol in Men on TRT: What to Do
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Briefing Document: Estradiol in Men on TRT Source: Excerpts from "High Estradiol in Men on TRT: What to Do" by Nelson Viegel (excelmale.com) 1. The Role and Importance of Estradiol in Men Core Idea: Estradiol, often misconstrued as a solely...
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...
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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