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    T Levels and high Estradiol

    Hi Guys. My most recent labs show my Estradiol is high at 58. My total T is 886 on day 7 prior to shot. I take .8cc per week of 200mg/ml test cyp injections. My libido has declined. I'm wondering if backing off my T shots to .7cc might reduce the estradiol. My hematocrit is 57. Any input...
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    Topical T gel to increase penis size

    I have read many articles about this topic after a friend of mine said he has had success applying T gel on his member. Most articles and studies say it does nothing. Some swear it works. My friend has been applying 1% gel to his member for a month or so and says while the length doesn't...
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    Dr. John Crisler HCG T protocol in its entirety

    This protocol FYI is very difficult to find now that Dr. Crisler has sadly passed on due to suicide. Here it is in its entirety for those who have not seen it before: Crisler HCG protocol By John Crisler, DO In my paper “My Current Best Thoughts on How to Administer TRT for Men”, published...
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    What is the % of those using SQ vs IM T shots here?

    I'd be interested to know how many here are using SQ injections now instead of IM for T. I am considering switching to SQ after injecting my sciatic nerve IM. Very painful!
  5. L

    Test cyp plus HCG - high estradiol

    I am on the old Dr Crisler protocol: I do .25cc of HCG on day 1 and 2, and 0.5cc (100mg) injection of Test cypionate on day 3. It works well for me. The problem is on day 7 my T level is 580 which is OK for me, but my estradiol is 42. Any suggestions greatly appreciated. Many thanks for...
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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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