Retatrutide: A Different Approach to Metabolic Health

The Peptide Index

Published on: 12/02/2026

Beginner-friendly guide to Retatrutide for metabolic optimization and longevity. Simple explanations, easy analogies, and a personal low-dose research protocol focused on sustainable health rather than aggressive weight loss.

Longevity Peptides

Humanin: Complete Guide to the Mitochondrial Longevity Signal

The Peptide Index

Published on: 22/01/2026

Complete guide to Humanin, the mitochondrial-derived peptide linked to centenarian longevity. Covers mechanisms, research evidence, protocols, stacking strategies, and realistic expectations for healthy aging.

Longevity Peptides