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  1. J

    On Cialis - When Dehydrated - Severe Muscle Pain, Severe Headaches

    It has been a long time since I took either medication but I was lucky to have no side effects. Unfortunately, they also had no positive affect on my ED.
  2. J

    Heart palpitations at night

    Have you been checked for Atrial fibrillation or flutter? It may also be anxiety. Don't know if low T can cause this. Sometimes when people's hormones are off, it is a thyroid problem. Whatever is causing this, you should talk to your doctor about it.
  3. J

    Brain estrogen creation 'critical to maintain full sexual activity or desire in males'

    Since having a prostatectomy which also required removing my seminal vessel, the intensity of my "dry" orgasms have greatly increased. Seems odd, except when you aren't able to judge your orgasm intensity by how much and how hard you ejaculate, it frees you up to focus on the orgasm. My...
  4. J

    Wellbutrin While on TRT

    People have various reactions to medications and may even react differently at one time from another. To be clear, I was mainly referencing energy levels and mood. There are so many variables when it comes to our libidos that it can be really hard to pin down the cause. It is my thinking...
  5. J

    Wellbutrin While on TRT

    My experience with Welbutrin/Bupropion and TRT has been fine. Energy and mood are good. If anything, Bupropion should increase energy levels.
  6. J

    nandrolone- atrophy in quads? Also, legalities and terminology

    Getting test cup to flow out of an insulin gauge 28 - 30 needle seems like it take allot of force. I get that you must fill the syringe from the back.
  7. J

    nandrolone- atrophy in quads? Also, legalities and terminology

    Why do you advise not injecting in quads? I have been injecting my weekly dose of test cyp into the top of my legs for quite awhile with no issues. Prior to this, my injection site was my glutes. This was a problem mainly because it is hard to see what I am doing.
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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