fat gain

  1. M

    CPAP Use Found to Cause Weight Gain?

    Just got this blog from Dr. Steven Park, a board-certified ENT doc. It caught my attention due to the fact that I had been steady on CPAP starting about 4 years back with many adjustments since. Cut to: Current time: 25lbs heavier despite same energy (calorie) intake and same, if not more...
  2. S

    On TRT - HCG causing bloat/fat gain, even with normal E2 numbers?

    Has anyone else experienced this? Originally I was taking 50 mg T e3d. My trough was around 800-850 and E2 between 24 and 26 on multiple tests. I don't use AIs. I am now taking 250iu HCG every 3 days with a 40mg T shot. My T levels are about the same, and my E2 is consistently coming back...
  3. Nelson Vergel

    Sugar: The Bitter Thruth- Lecture Transcript- Part 1

    Here is part 1 of the transcript of the excellent lecture given by Dr Robert Lustig. Robert: I’m going to tell you tonight a story and this story dates back about 30 years. This story has a little bit of something for everybody. It has a little bit of biochemistry, a little bit of...
  4. Nelson Vergel

    Are You Gaining Weight Without a Reason?

    This excellent review shows the lab tests required to determine if your weight gain is caused by hormone problems Hormone imbalances and weight gain are very closely related. Several endocrine disorders such as hypothyroidism or Cushing’s syndrome may present as unintentional weight gain...
  5. Excel Male

    New Study: Lack of a Full Night's Sleep Can Make You Fat

    Source (click here) "Disturbed sleep resulted in a 27 percent average decrease in insulin secretion after eating, and higher glucose levels over a longer period of time, sometimes high enough to make the subject prediabetic. In addition, there was an average 8 percent decrease in resting...
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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