muscle; protein; weight training; sarcopenia

Experts Settle the PROTEIN Debate

Bringing together two of the top minds, with differing (though less so now than ever before) perspectives on protein as it relates to health from multiple different angles, watching their circles of agreement overlapping more and more in real time, is amazing. But we push the envelope, ask the...
- madman
- Thread
- Jul 8, 2025
- muscle; protein; weight training; sarcopenia
- Replies: 6
- Forum: Nutrition and Supplements

TRT Hormone Predictor Widget

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