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 Conflicting information, outdated medical advice, and unqualified opinions flood the internet.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.

Optimal TRT Strategy for low SHBG guys; SSRI effects; HCG vs. T injections effect on polycythemia

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Table of Contents Hi everyone, I've been reading here for a little over a year and I've found this site most educational. Thank you to Nelson for all the informative material on this website (I also enjoyed your book which I bought on...
Are you tired even with normal testosterone? Adrenal fatigue may be the problem.
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Adrenal fatigue is a collection of signs and symptoms called a functional somatic syndrome where there are imbalances that cause the reserve present in the adrenal gland to be depleted below the necessary level. When evaluating healthy adults...
The Promise of Pregnenolone
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There are various hormones in our bodies, and many of them are made in the adrenal glands. One of them, specifically, is pregnenolone, and it is the one from which all the other adrenal hormones are made - about 150 of them.We've heard of...
Can Marijuana Increase Estradiol and Contribute to Man Boobs (Gynecomastia)?
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Animal studies have shown that exposure to the active ingredient in marijuana can result in a decrease in testosterone levels, a reduction of testicular size, and abnormalities in the form and function of sperm. In humans, the effects of...
Is Estradiol a Friend or Enemy of Men?
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Table of Contents Estradiol is a very important sex hormone--in fact, it's the primary female sex hormone. It plays a central role in female reproductive health, as it promotes the development and maintenance of the ovaries, eggs, and other...

Less than 4 % of Men at the Veterans Healthcare System Get Proper Testosterone Management

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This is the same system that published a paper that said that testosterone increased heart attacks. Well, now we see why. They do not do proper workup and monitoring! Unacceptable way to treat people who sacrificed themselves for the United...
Testosterone Injections Increase Muscle and Strength Better than T gels
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Table of Contents J Cachexia Sarcopenia Muscle. 2018 Mar 15. doi: 10.1002/jcsm.12291. [Epub ahead of print] Muscular responses to testosterone replacement vary by administration route: a systematic review and meta-analysis. Skinner JW...
Endocrine Society Releases New Version of their Testosterone Clinical Practice Guideline
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No earth-shattering changes except that now they mention estradiol in different tables but do not recommend estradiol testing. We recommend making a diagnosis of hypogonadism only in men with symptoms and signs consistent with testosterone (T)...
Treatments for Men who Fail to Benefit from ED Medications
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Table of Contents This is the best review I have seen on the subject. Abstract Phosphodiesterase type 5 inhibitors (PDE5-i) have become first-line therapy for the treatment of erectile dysfunction. Most initial prescriptions for PDE5-i are...
Testosterone replacement therapy is able to reduce prostate inflammation in men with BPH
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Rastrelli G, Cipriani S, Lotti F, et al. 186 - Testosterone replacement therapy is able to reduce prostate inflammation in men with BPH, metabolic syndrome and hypogonadism: Preliminary results from a randomized placebo controlledclinical...
Is the Cystatin- C Kidney Function Test Best for Muscular Men?
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Since the concentration of cystatin C in the blood will not change due to infection or inflammation and isn’t affected by body weight, drugs or diet - cystatin C level could be a more reliable indicator of kidney health than creatinine (2)...
New Affordable Erectile Dysfunction Panel at Discounted Labs
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Price: $195 https://www.discountedlabs.com/ed-panel Erectile dysfunction can be caused by hormonal, lifestyle (poor sleep, stress, etc), vascular (cardiovascular disease and diabetes), and mental causes (performance anxiety, feelings of...
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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