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    Advice for TRT Lab results

    Hello again, after not being happy with my primary care Dr for trt I managed to see an endinocrologist and started trt again after a few months break in between. My endinocrologist started me on Xyosted 50mg twice a week (100mg total weekly) and it’s been just over 3 months now and I have my lab...
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    100mg Cypionate every 2 weeks

    I am 58 years old and my Dr wanted me to inject Cypionate 100mg 1x weekly, but with recommendations from this forum I injected Cypionate 50mg two times a week with 29g Insulin syringe into my delts. After 7 weeks my Testosterone is 941 ng/dl (Reference Range: 250 ng/dL - 1100 ng/dL) and Free...
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    Couple of Questions about TRT

    Hi al, I started TRT almost a month ago on Dec 5 with 100mg Cypionate twice a week and have not seen any difference except for morning wood and jnr standing to attention more often. I feel I will be needing a higher dose after my 1st T test. I have a couple of questions: 1: Should I take the...
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    Help with Syringe and Needles

    I have been using a 25g 1" 1ml syringe and needle but finding it hard to fill 50mg of Cypionate. I want to use the 29g Insulin syringe but would like to fill the 1ml syringe with a 22g needle. Is the needle on the 29g Insulin syringe swapable with a 22g or similar needle for filling, if so any...
  5. D

    Hello, 57 year old about to start TRT and have questions

    Hello all, a little background.......I have been in a bad marriage for 37 years and have been through at least 5 traumatic family events & losses, so I assume I have been depressed for a while now but never dealt with it. I am now seperated and on depression, anxiety & insomnia meds started 2.5...
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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