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    My wife is pregnant

    Hello Gentlemen, Just thought I'd pass on the news and the how's, but my wife is pregnant as of today. Hopefully no miscarriage and we plan on getting genetic screening done at 11 weeks or so. It was planned. So, I'll be 49 is two weeks (I know old for a dad to be but i can handle it)...
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    Have you ever DECREASED your dose?

    Hey guys. I've only been on TRT for about 9 months. I'm on Test Cyp 100 mg Q3.5d with 350iU of HCG IM. I recently (this week) lowered my Anastrozole from 0.5 mg on injection days to 0.25mg to see how it will effect me (side effects, changes in libido, and also then lab values). ****I'm happy...
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    Frequent Injection Schedule - Opinions Wanted

    I've only been on TRT for just over 9 months. I do Q3.5 days. I keep hearing increased frequency is best, but has anyone seen a major difference going with EOD or ED Test Cyp over Q3.5d??? I won't do Qday, but EOD is not unreasonable, but I'm not convinced that the benefits outweigh the...
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    High Dose Experiences

    For those that have pushed up towards 200-250 mg Test Cyp per week, what has your experience been? Have you felt better, or worse than a lower dose (100-150 mg/wk)?? And in which ways did you feel different?
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    Sexual Issues

    Hey guys!! So, I realize I need bloodwork. But, humor me and please give me your opinion on what you THINK may be going on. I've been on TRT for about 6 months now. 200mg/week of Test Cypionate. I've done as much as 400 mg/week as a cycle but let's not let that be a distractor for now. I...
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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