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  1. J

    Blood work interpretation

    When I started the t4 t3 I was not taking trt. During that time I noticed some fat loss but I also noticed muscle weakness. In the gym I felt weak and tired. Not sure if I had any muscle loss. My muscle just felt kind of flat. Since adding trt I have much more energy and my strength has gone up...
  2. J

    Blood work interpretation

    Frank, prior to taking thyroid meds my symptoms were low body temp, very tired, fatigue after eating, hair loss, dry skin, brain fog, low sex drive, extreme anxiety, poor mood. My lab results before thyroid meds were- Tsh 3.64 .4-5.0 Free t3 2.9 2.0-4.4 Free t4 1.2 .8-1.8 Thyroid antibodies-...
  3. J

    Blood work interpretation

    Pre trt my sensitive estradiol was 16.4 pg/ml 8.0-35.0. What other tests would indicate there was a lab error?
  4. J

    Blood work interpretation

    Hello johndoesmith! Towards the end of the day I feel tired. I still have some brain fog but it has gotten better since I started trt. My libido is good. I wake with morning wood couple times a week but not everyday. Strength is up slightly. Other than that there's not much to report. My total...
  5. J

    Blood work interpretation

    Greetings fellow excel male members! I just got my first round of lab work back after being on trt for a month. I'm currently taking 50mg t cyp Monday and Thursday. I also take 10mcg t3 and 50mch t4 daily. Blood test was done the day of my injection. Here are my results Total testosterone 696...
  6. J

    Blood Work - Low E2/Low T?

    The first year with this doc I had a problem refilling a prescription so i called the docs office for help. The receptionist told me to grow up and that she wouldn't be able to hold my hand any more. I had another run in with her recently. She accused me of not paying my bills on time. I told...
  7. J

    Blood Work - Low E2/Low T?

    So i had my follow up appointment with my doctor and we decided to start therapy as I stated earlier. It was a telephone appointment and my doctor said he would email me my treatment plan along with prescription. My appointment was 4/28. Its now 7/3 and my doctor still hasn't emailed me my...
  8. J

    Will Testosterone Help Me Keep Muscle While Dieting?

    I'm starting trt soon. I'm also going to start cutting when I start therapy. From what I've read there's no need to cut calories drastically because the testosterone is going increase metabolism quite a bit. I'm going to eat slightly below maintenance and adjust from there. If you eat about 1500...
  9. J

    Blood Work - Low E2/Low T?

    Coastwatcher, your numbers look great. I just don't know if I'm going to be able to stick myself everyday. Lots of holes.
  10. J

    Blood Work - Low E2/Low T?

    Before I started HRT my tsh was 3.05 uIU/ml (.45-4.5). My dr believes in keeping tsh about 1 uIU/ml. He told me that by starting thyroid replacement my testosterone would likely increase. Apparently hypothyroidism in men is associated with low testosterone. Unfortunately my testosterone did not...
  11. J

    Blood Work - Low E2/Low T?

    So my dr and I discussed trt and we decided to commence therapy. He wants me to inject 100mg/wk broken up into shots every day. This seems a bit over kill to me but I will listen to his orders. He says by injecting everyday my levels will be very constant and my E2 will not spike. So my protocol...
  12. J

    Blood Work - Low E2/Low T?

    My sleep is fine. I get 7 to 8 hours per night. When I wake up i feel tried and groggy. The only medication Im taking is 50 mcg t4 and 10 mcg t3. No supplements or over the counter medicines. I cant wait for my appointment with my dr next week! Im really struggling. Im so tired.
  13. J

    Blood Work - Low E2/Low T?

    Thanks for the input socks. My dr is open to all options. Hopefully we can come up with an appropriate treatment plan.
  14. J

    Blood Work - Low E2/Low T?

    Hello excelmale members. In the last few months I've had two blood draws through discounted labs. I'm 27. I train 4 days per week. I had bilateral varicocelectomy about 6 months ago. 2/29/16 Total test 373ng/dl 348-1197 Free test 14.9 pg/ml 9.3-26.5 Free t4 1.41ng/dl .82-1.77 Free t3 2.9pg/ml...
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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