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    Pharmaceutical Yohimbine HCL?

    Is anyone aware of a source for Yohimbine HCL (the drug, usually a 5.4 mg. tablet), not the plant matter, from an online source without prescription? I'd like to see if it improves erection hardness. I'm aware of all the caveats regarding anxiety, etc. I'm hoping these would be considerably...
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    Most Recent Post Date

    Congratulations, the new site looks beautiful. But I do miss how on the main forum page you could see the date of the most recent post. It enabled one to glance through and only open forums where new posts had been made. Now, unless there's a trick I'm missing, one has to open every forum to...
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    EasyTouch Store Order

    I saw that many here recommend the EasyTouch store for insulin syringes, so I put in an online order on 12/6 for a box of U-100 30ga 5/16". I got an email order receipt from them right away, but I looked at the order page today and it still says "Order Status: Processing." I'm in New York...
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    Which Protocol?

    I'm 59 yo and have been on TRT for almost 6 months. My current protocol is transdermal cream, 200mg/ml, 0.75 ml applied daily. Also on 10mcg/day synthetic T3. Had initial usual good period of high libido, morning erections, etc. Now nothing. No libido whatsoever, no wood, etc. Have...
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    Labcorp NYC Defy Medical

    Hi, Defy Medical is sending me an order for blood work that I will need to take to LabCorp to be drawn. I am in New York (work in Manhattan and live in Westchester suburb). The person on the phone at Defy mentioned that some LabCorp locations in New York have declined to do such draws. I...
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    Current Labs: Low T, Thyroid Issues

    I'm 58 and symptoms have been getting progressively worse over the last couple of years. I have no motivation at work. Take no pleasure in any activities anymore. No erections, morning or otherwise. No sex drive whatsoever. I've had elevated blood sugars for many years and both parents Type...
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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