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  1. J

    Lots of TRT docs and clinics, which one do you guys like best?

    Sorry if this question is already floating out there in another thread. I couldn't find it. Wondering who y'all use for TRT replacement and hormone optimization care. I know Defy is a big one used by many. Are there others I might consider? Who do YOU (yes, you reading this) use? Do you...
  2. J

    Considering another TRT provider. Advice please!

    I'm working with a popular Tampa based TRT clinic. I've been with them for years, but have lost a little confidence and been disappointed of late. Like many men with low T (diagnosed at age 35 with total T of 181, but probably a lifelong issue), I'm hoping to finally get my body to look and...
  3. J

    ADVICE NEEDED! What is this telling me?

    Hi gang. I don't even know where to post this or where to start...so I'll just go for it. On TRT since 2012. That includes hCG and anastrozole. My injections have been a Cypionate/Enthanate/Nandrolone blend 1mL IM per week, spaced out in 3 shots. 50u of hCH twice a week. 0.25mg anastrozole...
  4. J

    Gene Stack - Long Term Use?

    Hello, I’ve had a lot of erection success using the “Gene Stack” referenced many times on this site. My question is this: Is this the sort of protocol that can be used long term or indefinitely, or only as needed for scheduled or likely sexual occurrences? I’ve used it for months and hope...
  5. J

    Increased cancer risk on Viagra/Cialis/Levitra?

    NutritionFacts.org recently posted a video about a possible connection between the use of PDE5 inhibitors like Cialis and Viagra, and an increased risk of prostate cancer as well as melanoma. Below is the link. I've been a long time user of Cialis, and hold nutritionfacts.org in great esteem...
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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