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Research Library

Methodology, trial data, and compound reference. Indexed to the primary literature. Free to read.

Research Journal

The History of Peptides: From Insulin to the Modern Era

A documented history of peptide science, from Banting and Best's 1921 insulin discovery to Merrifield's synthesis breakthrough and today's GLP-1 research era.

Jul 2026 · 9 min read
Research Journal

Tissue Repair Peptides: A Research Overview

An evidence-tiered overview of the tissue repair peptide category: BPC-157, TB-500 (Thymosin β4), GHK-Cu, and KPV, shared mechanisms, evidence landscape, and regulatory status.

Jul 2026 · 9 min read
Foundations

What Is a Peptide? A Clear Definition

A peptide is a short chain of amino acids joined by peptide bonds, typically 2–50 residues. Learn how peptides differ from proteins, how they signal, and…

Jul 2026 · 8 min read
Foundations

What Is Bacteriostatic Water? The Chemistry

Bacteriostatic water is sterile water containing ~0.9% benzyl alcohol. Learn the chemistry of how benzyl alcohol inhibits bacterial growth and why it matters for multi-use research…

Jul 2026 · 12 min read
Testing & Methods

What Is BPC-157? The Science and Evidence, Explained

BPC-157 is a synthetic 15-amino acid peptide studied in rodent models for tissue repair, angiogenesis, and cytoprotection. Evidence overview, mechanisms, and regulatory status.

Jul 2026 · 6 min read
Research Journal

GH Axis & Secretagogues: A Research Overview

How the growth-hormone axis works, the two main secretagogue families studied, GHRH analogs and ghrelin-receptor agonists, their evidence landscape, and WADA/FDA regulatory status.

Jul 2026 · 11 min read
GLP-1 & Metabolic

GLP-1 & Metabolic Peptides: A Research Overview

How the incretin system works, GLP-1, GIP, and glucagon signaling, and the progression from single to dual to triple receptor agonists in metabolic research.

Jul 2026 · 9 min read
Testing & Methods

How to Read Evidence Tiers in Peptide Research

Evidence tiers explained: how to interpret the hierarchy from human RCTs to in vitro data, what clinical trial phases mean, and the Legendary Labz 4-tier framework.

Jul 2026 · 13 min read
Testing & Methods

Peptide Vial Chemistry: The Science of Stability

Why research peptides are lyophilized, how solvent chemistry and pH affect stability, and the four degradation pathways that break peptides down, analytical chemistry explained.

Jul 2026 · 13 min read
Testing & Methods

What Is CJC-1295? Mechanism and Evidence

CJC-1295 is a synthetic GHRH analog that binds albumin to extend its half-life to 5–8 days. Evidence overview, DAC vs. non-DAC distinction, pharmacokinetics, and regulatory status.

Jul 2026 · 9 min read
Peptide Compounds

What Is GHK-Cu? The Copper Peptide Science, Explained

GHK-Cu (glycyl-L-histidyl-L-lysine-copper) is a naturally occurring tripeptide studied for collagen remodeling, gene expression modulation, antioxidant activity, and wound healing. Evidence overview and regulatory status.

Jul 2026 · 8 min read
Testing & Methods

What Is Ipamorelin? Mechanism and Evidence

Ipamorelin is a selective GHS-R1a agonist studied for pulsatile growth hormone release. Mechanism, selectivity vs. older GHRPs, preclinical evidence, FDA status, and WADA classification.

Jul 2026 · 8 min read