Fundamentals6 min
What are peptides? An introductory guide
Short chains of amino acids that act as messengers in the body — learn the basics before reading any study.
Science
Science & articles
Short, referenced pieces to understand peptides, analytical methods and what studies actually show.
Quality7 min
How to read a Certificate of Analysis (COA)
Purity, identity, batch and method: what a trustworthy COA must show — and the most common red flags.
Methods8 min
HPLC and mass spectrometry, demystified
The two techniques that answer the essential questions about a peptide: “how pure is it?” and “is it the right molecule?”.
Metabolism9 min
GLP-1 agonists: what the science says
From the discovery of incretins to semaglutide and tirzepatide: a timeline grounded in clinical trials.