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  1. S

    Arimidex: E2 dropped from 45 pg/mL to 12 pg/mL in 7 weeks

    My endo started me on .5 mg Arimidex twice a week. My numbers dropped from 45 pg/mL to 44 pg/mL. So then she upped it to .5 mg 4 times a week. In 7 weeks I dropped to 12 pg/mL. Nelson I know you are not a big fan but arimidex has really really helped me. One week before my last E2 blood panel I...
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    I there a benefit to when I lift in relationship to my biweekly test cyp injections

    Currently I am injecting on Tuesday night 6 pm and Saturday Morning 6 am. I lift Mon, Wed and Fri morning. Based I what I read my T will peak 24 to 48 hours. Should I change my injections to Sunday Morn and Wednesday evening or does it really matter?
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    Arimidex and how I should take it

    My E has been rising 5 PG/ML every time I got a blood panel. My Libido and ed seems to fluctuate as does my anxiety(FYI, I had no anxiety prior to TRT). Currently I am at 44.9 PG/ML and I know that's not terribly high but I have noticed I am hyper sensitive to everything. My endo offered...
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    Does anyone get as moody as I am on TRT?

    I have been on TRT (Testosterone Cypionate only) for 9 months. Lots of positives. But I am struggling with mood changes. My E was tested and I am at 40 so not bad. I know I am hyper sensitive to everything but I think the increase in E even though not that high has me super moody. Cry way more...
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    I'm fed up with these mood swings and sensitivity loss

    I have been on TRT (test cyp only) for 6 months now. I inject one a week every Friday morning. First 4 months things just got better and better. Improved mood, energy, libido, morning wood etc. Now I'm getting intense mood swings and sensitivity loss. Seems like I am slow to heal when over...
  6. S

    Week 18 on TRT and have a few questions

    I am 52 yrs old and so far things look pretty good. Of course the normal impatience. 3 months after first injection of test cyp (100mg/week) my results came back. I talked to the doctor who was filling in for my regular endo. She asked me if I was taking anything else. So of course that had me...
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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