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  1. K

    Starting TRT in Japan – 250mg Every 2 Weeks. Experiencing Bloating – Advice?

    Some of these are unavailable or too expensive for me right now however this is the list I've put together IF I am missing something super important just let me know and I will stretch the budget as much aa possible. Total Testosterone SHBG Estradiol Prolactin LH FSH Thyroid Function...
  2. K

    Retatrutide noob questions (order already done)

    That's why you use it as a tool, similar to those who are diabetic in insulin. Ive been on a pretty strict diet since the start of trizeptide I lost like 60lbs however I have stalled in recent weeks because I've been so sick I've not left my bed really, but once I get a diagnosis from hospital...
  3. K

    Retatrutide noob questions (order already done)

    I've spent 3 weeks researching it, I've seen everywhere from starting at 2mg a week to .25mg a week, read the Eli lilly trial results also, but of course there is so much mixed information out there I don't know who to trust. The company that's testing it in trials or the people who've...
  4. K

    Starting TRT in Japan – 250mg Every 2 Weeks. Experiencing Bloating – Advice?

    I can get my prescription trt levels but that's pointless so I will follow up here in a few weeks with my new bloods and use the alculstor you suggested to get my FT levels
  5. K

    Starting TRT in Japan – 250mg Every 2 Weeks. Experiencing Bloating – Advice?

    The bloods are being done non t related I just chuck it on as an extra why not it's only cheap, but the real reason for bloods being done is not testosterone related. Thanks for the calculator I will have a look now and when I go for my actual T bloods in a few weeks I will make sure to get...
  6. K

    Retatrutide noob questions (order already done)

    I've decided to source some retatrutide from a Chinese supplier via platforms like Made-in-China or Alibaba, and I’m planning to order 10 x 10mg vials strictly for personal use. I'm currently on 10mg trizepitide from eli lilly and have been doing extensive research around it. My plan is to...
  7. K

    Starting TRT in Japan – 250mg Every 2 Weeks. Experiencing Bloating – Advice?

    I'm having my bloods done weekly at the moment i started at 120 total test (free test, sensitive e2 are both no available in my country), so Endo started me at 125mg a week, .25mg AI on injection days (e2 was above 85) and HCG but I have dropped the HCG as I wanted it for fertility and that's no...
  8. K

    Starting TRT in Japan – 250mg Every 2 Weeks. Experiencing Bloating – Advice?

    Since I started TRT 125mg a week testosterone enanthate split into 2 injections monday and thursday subq I've also been having incredible bloating and diharea issue, I'm being persistent with this routine until my 6 weeks bloods are done and then I plan on going 180mg a week split into 3...
  9. K

    Battling Weight, Hormones, and Confusion – My Health Reset

    Hey everyone, I’m Kieran, 29 years old. I’m originally from the UK but currently living in Eastern Europe. I’ve struggled with my weight and health for as long as I can remember. I grew up overweight, ate like a vending machine, and never really thought about the long-term effects. Over the...
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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