Testosterone

DHT Cream Plus Testosterone Propionate = Major Libido Boost

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If anyone has been following the other threads regarding DHT cream and Test Prop, you will know the discussion of libido has been mentioned. I recently ordered some test prop and have been using it the past few days. I have also dialed in my DHT...
High-Dose Oral TU Kyzatrex in Men with Low Testosterone: Safety, Efficacy, and Patient Satisfaction
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Hot off the press! You heard it here first, Nelson's domain is where it's at! High-dosed oral TU (Kyzatrex 400 mg) BID, LH/FSH while lower were maintained at non-zero levels, minimal impact on hematocrit! *At a mean follow up time of 6...
Beyond Testosterone: The Illustrated Guide is Now on Amazon
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"Beyond Testosterone" is a comprehensive 427-page guide authored by Nelson Vergel, a seasoned expert in the realm of hormone therapy. With a vibrant full-color layout and extensive illustrations, this book stands as an essential resource for both...
Switching Men on TRT to Subcutaneous Testosterone Cypionate Injections
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* Use of non-proprietary testosterone cypionate as TRT results in an elevation in serum testosterone with favorable side effect profiles and overall patient satisfaction. Who knew, LOL! * Lastly, a cost analysis using the average available...
Oral Testosterone Kyzatrex Did not Affect Semen Parameters & Hematocrit in Hypogonadal Men: Pilot Study
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Hot off the press! * No significant changes in semen parameters or other reproductive hormones were observed after 3 months of treatment. Larger scale studies are needed to fully evaluate the effects of oral testosterone formulations on semen...
Combined Clomiphene and Kyzatrex High-Dose Oral esterified T-Therapy in Hypogonadal Men: A Case Series
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Hot of the press! You heard it here first! Nelson's domain is where it's at! High-dosed oral TU (Kyzatrex 400 mg) once daily with food + 50 mg clomiphene EOD maintained endogenous LH/FSH near baseline, no change in hematocrit! *Three...
A New Frontier in Diagnosing Low Testosterone: The CAG Repeat Game-Changer
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Imagine going to your doctor, complaining of fatigue, low libido, and mood swings, only to be told your testosterone levels are "normal." Frustrating, right? Well, a groundbreaking study from the University of Sheffield and Barnsley Hospital...
ABSORPTION OF TESTOSTERONE CREAM VIA SCROTAL DELIVERY (2018)
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ABSTRACT Transdermal testosterone has been used for years to treat patients with low testosterone symptoms. Clinically, we have monitored patients to evaluate results of testosterone absorption via blood serum concentrations. The data on...
The Ultimate Guide to Testosterone, explained by the #1 Urologist Treating Low T
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In this episode, Dr. Rena Malik, MD engages in an enlightening conversation with Dr. Abraham Morgentaler from Harvard Medical School about the complexities of testosterone health. They explore the intricacies of Clomid treatments, delve into the...
Testosterone Products in Canada - (oral, nasal, transdermal, injectable)
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Big pharma transdermal T patch Androderm manufactured by Allergan Inc. was discontinued back in 2018! Big pharma brand name Andriol (oral TU) manufactured by Merck was also discontinued back in 2018 and more recently 2024 our beloved Delatestryl...
Depression and Testosterone
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Depression and Testosterone: Unraveling the Complex Relationship Lecture By Dr. Mohit Khera Depression is a pervasive mental health condition affecting millions globally, with its interplay with physiological factors like testosterone levels...
"T-Up: Understanding Testosterone Boosting Supplements"
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In this episode, hosts Dr. Kevin Chu and Dr. Justin Dubin delve into the world of testosterone-boosting supplements with expert Dr. Geo Espinosa. As patients frequently inquire about these well-known supplements, the conversation aims to clarify...
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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