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  1. M

    Low E2 With No AI

    Nothing other than test cyp and HCG. Also, my SHBG sits around 25-28. I had a full thyroid panel aalmost a year ago and it was fine.
  2. M

    Low E2 With No AI

    No more zinc than in a standard multivitamin and no to oxandralone.
  3. M

    Low E2 With No AI

    I get both from Empower pharmacy and have never had an issue before with them. Both labs were at trough (I shoot every 3.5 days). I'm leaning towards the Test Cyp either lost its potency or was questionable to begin with.
  4. M

    Low E2 With No AI

    They're both from Empower pharmacy.
  5. M

    Low E2 With No AI

    I've been on TRT for 4 years years. 49yo, good physical shape, clean diet, lifts 4-5X a week. Took a while to dial my protocol in but I've found 50mg T.Cyp twice a week, 300iu HCG 3X/week, and no AI and this protocol has worked pretty decent. However, about three months back, I started...
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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