calcium

  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. Nelson Vergel

    Parathyroid Hormone Roles and Testing

    As a result of its slow & yet rapid effect on bones and kidneys, Parathyroid hormone can alter calcium levels in the blood within few seconds & also sustain it for several weeks and months. In the case where there is any form of chronic calcium deficiency - the parathyroid gland will increase in...
  3. Nelson Vergel

    Vitamin D Absorption is Decreased By Co-Administration of Calcium

    Effect of Vitamin D or Activated Vitamin D on Circulating 1,25-Dihydroxyvitamin D Concentrations: A Systematic Review and Metaanalysis of Randomized Controlled Trials Clinical Chemistry December 2015 vol. 61 no. 12 [h=2]Abstract[/b]BACKGROUND: Evidence is accumulating that circulating...
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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