t3 hormone

  1. C

    Best way to take supplements with thyroid medication

    So i have thyroid combination treatment for hypothyroid with TRT 125mcg T4 + 40mcg T3 day. What is the best and proper way to take supplements that they dont interferce each others absortion and my thyroid medication. I know magnesium, calcium iron etc have to take about 6h away from thyroid...
  2. Jman223

    Where to Source T3

    Anyone know a good place to buy high quality pharmacy grade T3? I need a good source. Thanks, J
  3. T

    T3/Cytomel carbolic?

    Have any of you guys using T3/ cytomel noticed any catabolic effects on your muscles? Or lack of progression in muscle building? I know it's supposed to be catabolic, but not sure at what dosage, and not sure exactly how much corresponding testosterone you have to inject to compensate for this...
  4. D

    Using low dose T3 as replacement for caffeine

    Hi guys. I have fatigue issues in the morning and wanted to know if I could use low dose T3 (5mcg) to replace/reduce the use of caffeine whenever I feel high fatigue. It bothers me to rely so much on caffeine and if I could use T3 to at least reduce caffeine use it would be great. Are there any...
  5. Nelson Vergel

    Basic Thyoid Information

    Thyroid Function: The thyroid is a butterfly-shaped endocrine gland located in the lower front of the neck. It produces thyroxine or T4, which is converted to tririodothyronine, or T3. T4 production is controlled by thyroid stimulating hormone or TSH, a hormone produced by the pituitary...
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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