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    DHEA & Pregnenolone Poll

    Just a Poll to see how many members on TRT supplement with DHEA and/or Pregnenolone or not.
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    Quality Brands | Ibutamoren MK-677

    Those that have tried MK677 - what are some quality brands that have a good reputation? I tried Supreme Labs in the past, and want to try a different brand (capsules in the US). Peptide Sciences ? Paradigm Peptides ? 99Purity ? Spectre Labs ? Others ? Thanks!
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    MK-677 and my IGF-1 Levels

    Recently, I started working out and lifting more. I read about MK677 Ibutamoren, and wanted to try it to increase my HGH and IGF-1, so I ordered some from Supreme Labs USA. I hadn't tested my IGF-1 levels in a few years, and I wanted to know my baseline before taking it. Got tested on 4/18/22...
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    How To Raise Libido

    I've noticed the last few years, my libido / sexual drive isn't what it used to be. I don't have any real ED issues yet, but I am missing that "alpha" drive and feeling horny. Anything I can take to help in this department? Some posts I've read suggest that cabergoline .25mg 2x per week may...
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    HCG Availability | COVID

    Hey guys, Which websites are still shipping HCG to the US? I have used reliablerxpharmacy, safemeds4all and premiumrxdrugs in the past. Thanks!
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    HBP Meds vs Exercise / Energy

    Currently taking Losartan for high blood pressure. When doing cardio, I like to do HIIT, high intensity interval training. This really gets the heart rate up. Should I be doing this kind of exercise before I take the HBP Meds, or after? What is better for energy and endurance from the HIIT...
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    Heart Health Stack

    I got suckered into watching an infomercial video online on a product called Vitapulse. The video was well done and the product contains NAC, CoQ10 and PQQ. Doing a little more research online, it seems to be a good stack for heart health - just a little expensive. Anyone have experience with...
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    Comparing my Estradiol Standard & Sensitive Labs

    I've had several labs done, that included both the standard Estradiol and sensitive assays. Thought I would share for those interested in the results: (11/19/13) Estradiol = 46.2 (7.6-42.6) Estradiol Sensitive = 39 (3-70) (12/31/13) Estradiol = 39.5 (7.6-42.6) Estradiol Sensitive = 23 (3-70)...
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    My Experiment to Optimize Hematocrit and Iron

    I've been on TRT for about 3.5 years. I've been on the same protocol for about 3 years: Test Cyp: 80mg every 3.5 days SubQ, HCG: 250iu 3x week SubQ, Anastrozole: .25mg 1x per week, day after T injection. This gets my TT to about 650-750, when I do BW about 12 hours before T injection. I...
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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