Nelson Vergel

Beyond testosterone: The use of nandrolone in male health and wellness

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Characterized by low serum testosterone levels and diverse symptoms, male hypogonadism is a common condition. Current medical treatment focuses on testosterone supplementation using multiple modalities such as injections, gels and pellets...
Zika: How You Can Prevent Mosquito Bites
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Important information for the upcoming Zika epidemic in summer months. Testing The Effectiveness Of Mosquito Repellents A 2015 study tested eight commercial mosquito repellents, two fragrances and a vitamin B patch by releasing...
Welcome Dr Michael Rotman- Urologist in NYC with PrimeBody.com
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Please help me welcome Dr Rotman, our first urologist member, to ExcelMale.com ! Michael Rotman, MD, is a board-certified Urologist who offers his patients over two decades of expertise. He graduated from the Mount Sinai School...

Video: Interview with Dr Rand McClain About Testosterone, HCG, Anastrozole, Finasteride and More

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Here is the video of today's webinar interview Dr. McClain earned his medical doctorate at Western University and completed his internship at the University of Southern California’s Keck School of Medicine Residency Program...
Factors that Can Improve Testosterone Gel Absorption
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Most absorption of testosterone in testosterone gels happens during the first 4 hours. The 1.62 % Androgel package insert says this about showering after testosterone gel application and using moisturizers/sun block: "Effect of showering...
Nelson's Coaching Session
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Someone reminded me that I have not been good at telling guys that I do coaching sessions. Follow the instruction link and fill out the health questionnaire before setting up a date (required lab tests included). 1 hour coaching: Review of...
Monitoring Your Blood Tests While on Testosterone
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Before undergoing testosterone replacement therapy (TRT), it's vital to obtain a number of blood tests. The main blood tests to measure are total and free testosterone, hematocrit, PSA, estradiol, HDL cholesterol and others. Pre-treatment testing...

Warning about frequent blood donations used to decrease hematocrit.

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NOTE: Be very careful if you donate blood more than every 3 months to decrease hematocrit. This could happen to you. In the U.S., 70 percent of the blood supply comes from repeat donors. Limiting their giving may hamper a system that...
Testosterone replacement protects men with preexisting heart disease
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1206M-07 - Clinical Effects of Testosterone Supplementation Among Hypo-Androgenic Men With Preexisting Severe Coronary Artery Disease: The Intermountain Heart Collaborative Study...
Discounted Labs Frequently Asked Questions
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FREQUENTLY ASKED QUESTIONS: 1. How is DiscountedLabs.com different from any other lab test companies in the market? What states do you serve ? DiscountedLabs.comwas founded by frustrated self reliant health advocates that needed more...
Exercise Tips to Lose Fat and Gain Muscle
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General Exercise Suggestions: There is controversy in the literature about the effects of exercise on testosterone blood levels. Conflicting results may be explained by differences in the intensity and duration of the activity and the physical...

Armour, Desiccated, Levothyroxine, & Liothyronine- Any Differences?

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Explaining the Different Thryroid Medications: Armour, Desiccated, Levothyroxine, & Liothyronine by Jasen Bruce With the ever increasing price of the brand “Armour Thyroid”, which is a popular thyroid medication we prescribe, I wanted to...
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

Beyond Testosterone Podcast

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