What Are Peptides? A Beginner's Guide to Peptide Research

The Peptide Index

Published on: 09/01/2026

Peptides are short amino acid chains that act as signaling molecules. Learn what peptides are, how they work, major categories, and key considerations for research.

Beginner Guides Featured

TB-500: Complete Guide to the Systemic Healing Peptide

The Peptide Index

Published on: 09/01/2026

A synthetic analog of thymosin beta-4 that promotes systemic tissue repair through cellular migration and blood vessel formation. This guide covers the science, protocols, timeline expectations, and safety considerations for TB-500 research.

Healing Peptides