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  1. M

    Iron and Anemia - What Am I Dealing With?

    I was convinced I had anemia since my iron was 50 and so was my ferritin and I was told normal for males is 120 and 80. Im pretty sure both are still low, and I am extremely fatigued, but my hemoglobin levels are exactly mid range. Does this mean that even though I have low iron and ferritin I...
  2. M

    Glucose tolerance and normal low t

    Hi everyone. I apologize in advanced for this is a long post. To start out, Im 18 with 250-300 total T and 7-10 free t. So ive been thinking about my issues and I have very big important questions. After some trial and error, I realized weed absolutely gives me ed. When I don't smoke, my...
  3. M

    Doctor close to Long island, NY

    Hi everyone, I am an 18 year old with secondary hypogonadism and I need to find a good doctor to help me find out what is causing my problems. Ive had an mri and have been diagnosed with hypothyroidism but my doctors are saying that hypothyroidism and Low T are unrelated. If anyone can suggest a...
  4. M

    18 year old Hypogondism

    Hi everyone, I am new to this website, I apologize for posting something so long. To keep it short, a few moths ago I noticed symptoms of low testosterone that I never had before. I experience brain fog, fatigue, decrease in libido, and a slight decrease in erection hardness. I went from...
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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