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    Low Ferritin Level and High HCT

    Hi ExcelMale community, Can you please provide some feedback and thoughts on this? I’ve been on TRT for about 9 years. Four months ago, I decided to switch from my long-standing protocol of 20 mg subcutaneous injections every other day to testosterone cream, in an effort to manage my blood...
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    High Testosterone, is this expected?

    Good morning guys, I switched from testosterone injections to the cream and I have been having issues trying to get the dosage dialed in. I have been using the cream exclusively for about 30-45days now. I applied 25mg of the cream in the scrotum area at around 7:30am and three hours later at...
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    Can TRT harm healthy kidneys with long term use?

    I’m concerned with the long-term effects of testosterone replacement therapy on kidney function? Can TRT be detrimental to the kidneys long term? Assuming that you started out with healthy kidneys. Thank you
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    DHT blockers, are they safe?

    I’m losing some hair and would like to try to retain as much as possible. I’m considering using some products that contain “natural” DHT blockers. My concern is, are these DHT blockers safe for people on testosterone replacement therapy? Are there any known adverse effects from using DHT...
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    Blood-work is back, any suggestions?

    Greetings guys, I'm 39 years old, have been on TRT for 5 months now, I have had some up and down during the therapy. My main complaint has been random low moods and crazy anxiety, almost like wanting to jump out of my own body type of anxiety. Symptoms improved after I reduced my dosage and...
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    Downing Labs Compounding Pharmacy

    I was just wondering, is anyone using Downing Labs? is this a reputable place to get prescriptions from? I have only used Empower Pharmacy in Houston, and they are supposed to be one of the best. I just can't find much information on Downing Labs other than a lawsuit few years ago about the...
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    Pregnenalone and TRT

    Is anyone taking Pregnenalone as part of the TRT protocol? do you mind sharing your experience with it? how long have you used it? were you levels low prior to starting supplementing it? what is your dose and how often? are you using capsules or in compounded cream? which one is best
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    Lot of Anxiety, Moody, Lack of Energy, etc..

    I’m 39 years old started TRT 4 months ago. I recently started feeling a lot of anxiety, low mood with lack of motivation. I felt best 4-10 weeks after starting TRT, but now it’s like I have gone few steps back when I was hoping everything was going to be smooth sailing. my current protocol...
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    TRT and Tinnitus

    Greetings guys, Has anyone with Tinnitus has experienced any negatives or positives side effects regarding Tinnitus intensity loudness after starting TRT? or did TRT cause your tinnitus to begin with? I have had tinnitus for about 9months, and I was wondering if TRT would make it any worse or...
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    Testosterone Replacement Therapy: Controversies Versus Reality

    I thought this would be interesting to everyone. https://grandroundsinurology.com/trt-mohit-khera-testosterone-replacement-therapy-controversies-versus-reality/
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    Vasectomy and male hormones?

    Greetings, I'm 38years old now, and had a vasectomy about 3 years. Few weeks back, I had a testosterone and TSH test and the results are below. My question is, can Vasectomy have a negative impact on male hormones? more specifically on Testosterone? I'm planning to order the complete men's...
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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