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  1. J

    Depression and feeling poor after masturbation but not after sex

    All, I have friend who states that after orgasm from masturbation, will feel depressed, crappy, etc, but doesn't after orgasm during intercourse. He also asks about his refractory period. He states : "Vulnerable question -- does anybody else have a pretty severe refractory period? If so, have...
  2. J

    Whole Grain and Dietary Fiber Intake and Risk of Prostate Cancer

    can anyone access this study? https://www.sciencedirect.com/science/article/pii/B978012401716000009X
  3. J

    Testosterone shots and gel usage together

    I read an article about a Dr prescribed gel and shots, with the idea that the gel would provide a quick pick up. Can't find the article. Has anyone tried this? I'm on .30 ml of 200mg test cypinate 3x weekly, 350 iu of hcg 3x weekly and .25mg of ai 3x weekly. 48yo.last lab results(3 months ago)...
  4. J

    Dosing study or something to give to prescribing Dr that shows a weekly or more dosage vice monthly

    I have a friend that's on trt but at 200mg a month. So he goes through a wild roller coaster through the month. I know that a weekly if not more dosage schedule is better for him, but I'm not sure what to give to him that he can take to his Dr and say "Here. This is why I should be on a more...
  5. J

    TRT after Prostate Cancer treatment with Proton Therapy

    Don't have a link but here are the conclusions, DOI and citation. CONCLUSIONS: For patients diagnosed with hypogonadism who were previously treated for prostate cancer, TRT does not result in biochemical failure or an increase in median prostate-specific antigen. TRT may also improve sexual...
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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