Compound Library

Hormones / Neurosteroid/Longevity

Pregnenolone

Master precursor steroid hormone. Converts to progesterone, DHEA, testosterone, estrogen, cortisol. Neurosteroid — modulates GABA and NMDA receptors. Memory enhancement, mood stabilization. Anti-aging protocols include 50–100mg. Declines significantly with age.

Build protocol outline Open dose calculator TNHL ebooks
Educational reference only. This page does not diagnose, prescribe, or replace care from a licensed professional. Laws, availability, and clinical appropriateness vary by location.
Reference dose10–100mg oral daily, cycling recommended.
Half-life4 hours
Risk flaglow
Regulatory noteReview required

Side effects and watch-outs

  • Acne
  • Hair loss
  • Irritability
  • Insomnia
  • Headache
  • Mood changes — may increase anxiety at high doses