testosterone gel

  1. T

    High levels on testosterone gel with AI

    I did a morning test where my total testosterone was 880 ng/dl. I'm on 75mg of testosterone gel, with 0.5mg anastrozole every other day. I took the test BEFORE applying the gel for that day. Does anyone have an explanation for why the levels would be this high? Is it just because the...
  2. D

    Help - Testosterone Cream (Atrevis)

    i started TRT in December 2018. My total T was 184 (289-894). I was put on a 50mg compounded cream by choice. I retested 2 months later at 530 and feeling much better. Shortly after I started feeling bad again. Was retested 4 weeks after the 530 test. Now I’m 384. The doctor raised my dose to...
  3. Q

    Testosterone gel, how long to absorb completely?

    Hi! How long does it take for the body to completely absorb all it can from testosterone gel? I'm sure it depends on the product, humidity, person to person variability and tons of other factors.. but what is the general recommendations? I've started gel, and am constantly worried about...
  4. Nelson Vergel

    Applying testosterone gel on four sites increased T more than using one site

    They chose to apply on left and right arms/shoulders and left and right abdomen. Product used was Androgel 1%. Pharmacokinetics of Transdermal Testosterone Gel in Hypogonadal Men: Application of Gel at One Site Versus Four Sites: A General Clinical Research Center Study* C. WANG, N. BERMAN...
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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