Men's Health

Injecting Testosterone and HCG in same syringe

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Maybe I'm overthinking this, but my current protocol calls for three days a week injections of testosterone and HCG (on same day). I've been injecting both separately sub q. How can I most easily combine them into one syringe to cut down on the...
Combined low-dose hCG, FSH , and T vs conventional treatment to induce virilization and fertility
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Introduction Two primary functions of mature male testis are spermatogenesis and androgen production. Both these functions are under the control of the hypothalamic-pituitary-testicular (HPT) axis. Gonadotropin-releasing hormone (GnRH) secreted...

The Complete Guide to Penile Implant Surgery | Penile Dysfunction Treatment

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In this episode, we are joined by Dr. Jonathan Clavell, a respected urologist with expertise in penile implants. We dive deep into the complexities of penile implants, debunking common misconceptions and discussing how they can be a life-changing...
Prostate cancer genotyping for risk stratification and precision treatment
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Understanding Prostate Cancer Genotyping and Risk Stratification Prostate cancer is a serious condition that affects many men, especially as they get older. Scientists are constantly looking for better ways to understand who is most at risk and...
Association of serum uric acid with male sexual hormones and erectile dysfunction
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This study investigates the causal relationship between uric acid test values and male sexual hormones, including testosterone, sex hormone-binding globulin (SHBG), estradiol (E2), and erectile dysfunction (ED) using a bidirectional two-sample...
Fertility after exogenous T replacement
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https://www.urologytimes.com/view/expert-forum-fertility-after-exogenous-testosterone-replacement In this expert panel video, Kelli Gross, MD; Kevin J. Campbell, MD, MS; Darshan P. Patel, MD; Mary K. Samplaski, MD; and James M. Hotaling, MD...

Exploring Psychogenic Aspects of Erectile Dysfunction

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This episode of the Back Table Podcast explores the psychogenic aspects of erectile dysfunction with guest Mark Goldberg, a certified sex therapist. They discuss the differences between physical and psychological causes of erectile dysfunction...
Testosterone Therapy and Erythrocytosis - the most common dose-limiting effect of testosterone therapy
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https://www.thebloodproject.com/cases-archive/testosterone-therapy-and-erythrocytosis-2/ Introduction Androgens play a crucial role in the development and maintenance of: Male reproductive and sexual functions Body composition...
Reclaiming Confidence A Deep Dive into Penile Implants
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The impact of a prostate diagnosis on sexual health and the transformative role of penile implants are two frequently ignored topics that Dr. Geo Espinosa and the esteemed Dr. Justin Dubin discuss in this eye-opening episode of The Dr. Geo...
HCG Use in Men on TRT or as Monotherapy: Over 200 Questions and Answers
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I collected questions and answers posted on ExcelMale.com in the last 10 years about the use of human chorionic gonadotropin in men who want to prevent loss of testicular size and fertility while on testosterone replacement therapy or that want...
Updates to Male Infertility: AUA/ASRM Guideline (2024)
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Purpose In 2023 the American Urological Association (AUA) requested an Update Literature Review (ULR) to incorporate new evidence generated since the2020 publication of this Guideline. The resulting 2024 Guideline Amendment addresses updated...
Imaging-Guided Interventions for Knee Pain Relief: New Alternatives for Chronic Pain
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In this UMiami Health Talk, Dr. Jean Jose discusses imaging-guided interventions for chronic pain relief. He explains the benefits of ultrasound-guided imaging for musculoskeletal conditions and the various injection options for pain management...
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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