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  1. Z

    Assistance analyzing labs

    Hey guys, Ive been on TRT for about 1.5 years now trying all different protocols. My lates was 70mg 2x/wk (Monday morning and thursday evening) for a total of 140mg/wk via slin syringe shallow IM. Adex at .25mg 24hrs after injection. Prior, I wasn't using adex and my E2 was at 90 (range <30) I...
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    Different results for IM vs SubQ?

    What's up Gents, I have been on TRT for a little over a year now. I thought I was dialed in until recently and now very confused. Just a couple of dates and results: 12/21/17-Changed previous protocol and started: 80mg/2x wk (160mg wk) mostly SubQ in ventro glute and glute (slin not reaching...
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    What blood assay to pull when having low libido

    Hey guys, I have been on TRT for 7 months now and for about the past 1 month or so, I have been experiencing low libido and lack of random erections I once had. I do usually get morning erections but not as much as I normally did. I am currently on 160mg split 2x/wk. I got off hcg in December...
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    Why do some need a higher dose while others need a little?

    Hey guys, I have noticed since being on this forum the different dosages people use depending on their base levels prior to TRT. For instance, my base prior was 330 and I need 160mg/wk split 2x to get my levels in the 900's. Then, I see people with base levels much much lower than mine were and...
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    Followup Labs-5 weeks into new dosage and concerned

    Hey Fellas, I just recieved my new labs after upping my dosage from 100mg 1x/wk to 80mg 2x/wk (160mg). My reason for my anxiety is apparent but I am confused by the two different TT readings that were given. One says 779 and the other out of range at 1121. Aside from that, my Free T and Bio T...
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    Does Hematocrit ever level out?

    Hey Fellas, I just got back from donating blood and for the first time since initiating therapy 3.5 months ago, my HCT was 50 and hemoglobin at 16.6. Naturally I was questioned as why I might think it was that high and I explained. They took my blood since the cutoff is 60. Before starting, my...
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    Followup Labs 7 weeks into TRT- Comments?

    Hey guys, My labs just came in. They look OK but wanted some thoughts before going to see the Doc. I am very anxious. Just a few things stand out: 1. My T3 uptake is slightly elevated. Normal from TRT? Interpretation? 2. E2 is at 32, 3pts higher than before starting TRT. I don't believe a AI is...
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    Hair loss/thinning on TRT- No MPB

    Hey guys, I am going into week 7 of TRT. Protocol: 100mg/wk Test Cyp (1x/week) 500iu HCG/wk (split into 2x/week) I am 31 and have ALWAYS had a full, thick head or hair. NO ONE on my dad's or mother's side has EVER had issues with their hair so that leaves male pattern baldness out of the...
  9. Z

    TRT lab followup - Stop HCG days prior to testing?

    Hey fellas, I will be going for my first blood work follow up next week after being on TRT for 7 weeks. Protocol: 100mg/wk Test Cyp (Shoot on Thursdays) 500mg/wk HCG (250mg Tues and 250mg Wednesday) Since HCG can raise/impact Test levels, to get an accurate trough reading Thursday morning...
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    Review of Dr. Michael Rotman - Urologist in Long Island & Manhattan NY

    Hello Gentleman, I felt compelled to talk about my experience with Dr. Rotman. This forum has been a great resource and wanted to give back in some way to hopefully save someone all the troubles I have endured throughout my journey, despite how short it has been so far. Just a brief story...
  11. Z

    Clomid therapy not working. Next step/option?

    I am re-posting this from my other older thread that seems to have gotten lost: Alright so I went for bloodwork at about the 6 week mark of starting clomid 25mg/ED. I will post the blood work below. Please inform me of my next option. I am going to see the doc and am looking for guidance on...
  12. Z

    31 Years Old: Clomid or TRT plus HCG?

    Hey Guys, I have been on TRT for 2 weeks now and had my 3rd shot yesterday. Just some quick numbers before starting TRT: First test done in afternoon (3pm)- TT 332 Second test done 3hrs after waking (7am)- TT 421 Third test Early evening (5pm) TT 213 31 years old I was having all the common...
  13. Z

    Beginning TRT and itchy nipples

    Hey guys, I just started my second week of 100mg/wk. My right nipple has been getting itchy starting the day after my injection and last a couple of days, no soreness or tenderness. I also put on about 6lbs which has to be water as I haven't changed my diet and my clothes are fitting the same...
  14. Z

    First injection and concern with dead space in syringe

    Hello guys, I'm new here and have been soaking up as much info as I can. I literally just finished my first injection using a 1mL tuberculin syringe with a 21g to draw and a 25g to inject into my quad. Surprisingly painless. I did notice something that I couldn't seem to find any info on. 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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