Recent content by Cole9569

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    Do 10ML vials actually expire?

    So you never noticed a difference in your bloods or how you felt?
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    Do 10ML vials actually expire?

    Hi guys, I've been picking up my standard test cyp prescription in 1ml vials for years. A couple months ago I went to the pharmacy and was told that they don't have 1ml vials anymore so they gave me a 10ml vial. Normally, this would last months but they said it actually expires after 27 days so...
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    Traveling Internationally with TRT

    Hi all, I am traveling to South Africa for business in ten days, and I will be there for a month. After that, I will be in another US state that's different from my home state. The trip is already going to mess up my protocol, as I will need to drop the 3,000iu weekly HCG I currently take for...
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    Very long term TRT (20+ years) - risk of liver cancer?

    Are you switching back to injections? Curious to know how this goes. TT of 292 sounds pretty miserable.
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    Low dose HCG + low dose Enclomphipene for sperm banking

    I have sourced some gonadorelin from a compounding pharmacy and it's on its way. I doubt my urologist will be on board with this, just because it may seem complicated and foreign, so I'll need to consider how to explain it. He's pretty open minded and generally a smart guy but he may have his...
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    Low dose HCG + low dose Enclomphipene for sperm banking

    Thanks for getting back to me. I've considered the gonadorelin/enclomiphene combo, and appreciate you documenting your experience. Would you recommend lowering exogenous T while undergoing this protocol? For instance, to what effect will the addition of this protocol raise my total testosterone...
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    Low dose HCG + low dose Enclomphipene for sperm banking

    Hi all, Long time reader, first time poster. I am 27yo, been on replacement for about 2.5 yrs @ 120 mg/wk due to secondary hypo from pituitary damage (resulting from multiple concussions requiring hospitalization). As a natural, I could never produce more than 300ng/dl. Lowest test was 140 and...
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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