testosterone gels

  1. S

    Adding DHT gel (Andractim) to testosterone injections

    Hi fellas, I am interested to know if there are any guys adding DHT gel to their testosterone injection protocols to increase DHT levels to then improve libido. I know there are several guys who add transdermal testosterone gels to up DHT but I have never heard anyone adding DHT gel.
  2. D

    Raising DHT wtih TD gel

    I was wondering if anyone could give their experiences with TD testosterone gel and how quickly it raised DHT. I know there are a lot of determining factors but i'm just looking for personal experiences with time frames or general information to give me an idea. I've lost my sex drive due to...
  3. Nelson Vergel

    Testosterone Gel Adherence Low Among Hypogonadal Men

    Fewer than one in five hypogonadal men are adherent to prescribed topical testosterone, new research indicates. The findings, from a large commercial insurance database, were presented May 5 here at the American Association of Clinical Endocrinologists (AACE) 2017 Annual Scientific & Clinical...
  4. Nelson Vergel

    Vogelxo, a new testosterone gel, just got approved by the FDA

    MAPLE GROVE, Minn., June 4, 2014- Upsher-Smith Laboratories, Inc., today announced that it has received final approval from the U.S. Food and Drug Administration (FDA) for its New Drug Application (NDA) for Vogelxo (testosterone) gel for topical use CIII. The company is preparing to launch...
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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