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  1. Nelson Vergel

    Where to Find Info on Peptide Dosing and Reconstituting

    Peptide dosages : List of Peptides, Their Use, and Common Dosages - Excel Male Health Forum
  2. Nelson Vergel

    Natural Thyroid Medicine Under Threat by the FDA: DTE And Your Options

    FDA Policies and Patient Access to Critical Medications 1. What is the central issue regarding Desiccated Thyroid Extract (DTE) and the FDA? The core issue revolves around the FDA's reclassification of Desiccated Thyroid Extract (DTE) from a small-molecule drug to a biologic. This...
  3. Nelson Vergel

    Natural Thyroid Medicine Under Threat by the FDA: DTE And Your Options

    Challenges to Compounding Pharmacies and Patient Access to Critical Medications Purpose: This briefing document outlines the main themes, key ideas, and important facts regarding recent FDA actions impacting compounding pharmacies and patient access to essential medications, specifically...
  4. Nelson Vergel

    Natural Thyroid Medicine Under Threat by the FDA: DTE And Your Options

    The FDA just made a decision that could strip away affordable thyroid treatment for thousands of Americans - without public input, without proper science, and based on a petition from a drug company that wants a monopoly. This affects YOU if: ✓ You take natural desiccated thyroid extract...
  5. Nelson Vergel

    List of Over 65 Peptides, Their Use, and Common Dosages

    Peptide dosage calculator : Peptide Dosage Calculator - Excel Male Health Forum
  6. Nelson Vergel

    Peptide Dosage Calculator

    Well designed calculator : Peptide Calculator | Free & Accurate Tool for Dosage & Reconstitution
  7. Nelson Vergel

    Looking for a 'Beginner's Guide' to Peptides

    https://www.excelmale.com/threads/advice-on-where-to-find-trustworthy-peptides.32695/
  8. Nelson Vergel

    Looking for a 'Beginner's Guide' to Peptides

    https://www.excelmale.com/threads/peptide-and-their-uses-directory.33000/
  9. Nelson Vergel

    List of Over 65 Peptides, Their Use, and Common Dosages

    List of peptides and other molecules, their uses, and commonly used dosages. Ready to dive deep into peptide therapy? This massive guide covers 65+ peptides with exact dosages, clinical references, and uses—from BPC-157 to Semaglutide to Epithalon. The most comprehensive resource I've seen...
  10. Nelson Vergel

    How Testosterone Levels Impact Men's Immunity: New Research Uncovers Sex Differences in Infection and Cancer Risk

    Extremely interesting : Testosterone blood level is correlated with immune cell abundance in transgender young people on gender affirming hormones - Excel Male Health Forum
  11. Nelson Vergel

    Off-Label Use of Bremelanotide (PT-141) in Men: Insights on Libido, Erections, and Safety from Experts

    https://www.excelmale.com/threads/use-of-bremelanotide-vyleesi-pt-141-in-men-with-sexual-dysfunctions.29918/
  12. Nelson Vergel

    Folliculitis while on daily injections & low doses

    Based on my research from ExcelMale forum discussions and medical sources, here are the effective treatments for folliculitis caused by TRT: Key Findings from ExcelMale Forum ExcelMale forum users report that "minocycline works and you can stay on TRT" Testosterone Caused Folliculitis - Excel...
  13. Nelson Vergel

    Where to Find Info on Peptide Dosing and Reconstituting

    I found this very useful peptide dosing calculation site: https://peptidescalculator.com/
  14. Nelson Vergel

    On TRT: How to check the state of cardiovascular system & how to find heart specialist

    Many cardiologists are not TRT friendly since they believe TRT screws up lipids and causes high blood pressure. If I were you, I would find a hormone friendly urologist and ask him or her who he/she refers patients to. That's how I found mine. Younger cardiologists tend to have more education...
  15. Nelson Vergel

    The FDA is seeking your comments on black box warning for women's hormone therapy

    This Could Change Women’s HRT Forever – FDA Wants Your Input Before Sept 24 URGENT: Your Voice Needed NOW—FDA May Finally Remove Outdated Black Box Warning on Menopause Hormone Therapy The Stakes Are High: For over 20 years, millions of women have suffered unnecessarily because of an overly...
  16. Nelson Vergel

    The FDA is seeking your comments on black box warning for women's hormone therapy

    Please have women in your life who use HRT or have had problems trying to get it submit a comment here: Regulations.gov
  17. Nelson Vergel

    Testosterone dosing amounts in postmenopausal women?

    You won’t find any here. Join my women’s group on FB
  18. Nelson Vergel

    Testosterone dosing amounts in postmenopausal women?

    Here is what women on forums report using, with real-world doses and examples. Injections, testosterone cypionate: Typical forum range, 5 to 10 mg per week, split into 2 or 3 micro-doses. Example, “4 to 5 mg every 3.5 days,” total 8 to 10 mg per week. Excel Male Men's Health Forum Reddit...
  19. Nelson Vergel

    Testosterone dosing amounts in postmenopausal women?

    Oral testosterone undecanoate: Effectiveness of a low dose oral testosterone undecanoate to improve sexual function in postmenopausal women - Excel Male Health Forum
  20. Nelson Vergel

    Testosterone dosing amounts in postmenopausal women?

    More information: cypionate dose protocols for woman - Excel Male Men's Health Forum
  21. Nelson Vergel

    Testosterone dosing amounts in postmenopausal women?

    A review in PMC (Uloko et al., 2022) on testosterone gel suggests a female equivalent starting dose for HSDD of approximately 5 mg/day, using one tube of gel every 10 days (0.5 ml). Dose may increase to 10 mg/day based on labs and symptoms. PMC
  22. Nelson Vergel

    Testosterone dosing amounts in postmenopausal women?

    I searched the forum for any related information: ** Forum Insights – ExcelMale (HRT Forum)** “Normal testosterone production in women is on the order of 500 mcg per day, equivalent to 5 mg T cypionate per week, though 2.5 mg twice-weekly would make for more stable levels.” Excel Male Men's...
  23. Nelson Vergel

    Two failed blood donations. Worried about hematocrit.

    Your symptoms could just be worry-related. The hematocrit test (part of CBC) will let you know in a day.
  24. Nelson Vergel

    Men Given Testosterone Enforce Fairness More Readily.

    The study examined how giving men extra testosterone affects their behavior. It found that when men were given testosterone from an outside source, they were more likely to punish others who behaved unfairly—even when it cost them something. For example, if someone acted unfairly, men on...
  25. Nelson Vergel

    Is Rusfertide FDA Approved to Manage Erythrocytosis in Polycythemia Vera?

    More info: Rusfertide Leads to Promising Phlebotomy Reduction in Polycythemia Vera
  26. Nelson Vergel

    Where to buy my HCG ?

    Yep. Our president decided to do away with the $800 exemption that has been in place for decades. https://www.excelmale.com/threads/where-to-get-hcg-nowadays.24851/page-5 More info: https://www.cnbc.com/2025/08/29/retail-impact-de-minimis-exemption-ends-globally.html
  27. Nelson Vergel

    Is Rusfertide FDA Approved to Manage Erythrocytosis in Polycythemia Vera?

    Hi @billsman It is not approved yet. It was given a breakthrough designation: https://www.onclive.com/view/fda-grants-breakthrough-therapy-designation-to-rusfertide-for-erythrocytosis-in-polycythemia-vera What is Breakthrough Therapy Designation and how it affects a drug approval process...
  28. Nelson Vergel

    Percutaneous Treatment of Venous ED

    More: Diagnostic Value of PCDU in Patients with Veno-occlusive ED - Excel Male Health Forum
  29. Nelson Vergel

    Percutaneous Treatment of Venous ED

    More info : Update on endovascular treatment of venogenic erectile dysfunction - Excel Male Men's Health Forum
  30. Nelson Vergel

    Oral Minoxidil for Hair Loss

    Hair grew all over my body even more. Did not notice more growth on my head.
  31. Nelson Vergel

    How to Prevent and Reverse Erectile Dysfunction

    Sexual Dysfunction in Men and Women: A Comprehensive Overview Based on a lecture by Nelson Vergel Disclaimer: This article is for educational purposes only and is not intended as medical advice. Always consult with healthcare professionals for personalized medical guidance. Introduction Sexual...
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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