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.

retatrutide retatrutide beginners guidetriple agonist explainedGLP-1 GIP glucagon simplemetabolic healthinsulin sensitivity retatrutide low doselongevity peptidesretatrutide how it worksmetabolic optimizationhealthspan

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.

humaninhumanin peptidemitochondrial peptidemitochondrial-derived peptide MDPlongevity peptideanti-aging peptidecentenarian longevityneuroprotectionMOTS-Cmitochondrial healthcellular protectionHNGhealthspan