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    TRT and low estrogen

    Struggling to keep my estrogen levels up. Weekly protocol 30mg test cyp x 3, HCG 450 IU x 2, Oxandrolone (for joint pain) 12.5mg x 5. I was on nandrolone 50mg a week and had similar issues. My joints feel like they are running l dry, especially my knees. Everything feels normal after hcg for...
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    Does TRT increase tendonitis?

    I've been on TRT for 3 years now and I'm starting to wonder if TRT may be related to me having numerous tendonitis issues over the past few years. Prior to TRT I don't think I ever had tendonitis. I've been an active functional lifter for years and probably used to over train routinely (typical...
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    DHEA-S High Labs

    Gents, I'm starting to worry about my DHEA-S lab results. They are high every time I get labs and I'm hoping it doesn't indicate a medical issue. Here's what I'm looking at. Any thoughts. Range: 106-426 ug/dL 9/2022: 596 9/2021 556 1/2022 735
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    Hand numbness/Anxiety - E2?

    I'm hoping to get some insight on why I experience tingling and hand numbness. It almost always occurs after using HCG and I've experienced it on my current protocol (below) as well as when I was on clomid + HCG. I also usually experience a marked increase in anxiety at the same time. I'm...
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    Keeping a medication reserve

    I just wanted to provide some feedback on how to set yourself up for success with telemedicine. After learning the hard way, it's important to ensure you have at least a three to four week reserve on your medications. Sometimes your telemedicine provider may push back on this, but a reserve is...
  6. C

    Thyroid Labs - Unclear

    I've been on my trt journey for several months now and I recently had thyroid labs done, since I was only experiencing minimal improvements with TRT. I will have my follow up with Defy in a week or so, but I'm wondering if anybody can provide insight on what I'm looking at. After reviewing the...
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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