Sexual Health

Gonadorelin: The Natural Testosterone Restart Peptide

The Peptide Index

Published on: 30/01/2026

Comprehensive guide to Gonadorelin (GnRH), the natural testosterone restart peptide. Covers the HPG axis mechanism, pulsatile dosing requirements, post-cycle therapy protocols, fertility preservation, and comparison to testosterone replacement and hCG.

Sexual Health

Oxytocin: The Social Bonding and Stress Regulation Peptide

The Peptide Index

Published on: 29/01/2026

Comprehensive guide to Oxytocin, the social bonding and stress regulation peptide. Covers mechanisms of social modulation, context-dependent effects, clinical research on anxiety and PTSD, dosing protocols, and honest assessment of who benefits most.

Sexual Health