Learn about peptides
New to peptides? These plain-English guides cover the fundamentals — what they are, whether they're safe and legal, how they're taken — before you dive into specific compounds.
New to peptides? These plain-English guides cover the fundamentals — what they are, whether they're safe and legal, how they're taken — before you dive into specific compounds.
A peptide is a short chain of amino acids — the same building blocks that make up proteins, just far fewer of them. Peptides sit at the heart of human…
Read the guide →There is no single answer to "are peptides safe?" — because "peptides" covers everything from rigorously tested prescription medicines to unregulated…
Read the guide →Whether a peptide is "legal" depends on which peptide, where you are, and how it's sold and used. The same molecule can be a legitimate prescription…
Read the guide →Most peptides are injected — not by preference, but by chemistry. As short chains of amino acids, peptides are easily broken down by the digestive system,…
Read the guide →Peptide research comes with a lot of jargon. This glossary defines the terms you'll meet most often across The Peptide Almanac, in plain English. For any…
Read the guide →"Peptides" and "steroids" are often lumped together in fitness conversations, but they are fundamentally different classes of compound — different…
Read the guide →Peptides and SARMs are both popular in fitness circles and both are often sold as "research chemicals," which leads people to confuse them. But they are…
Read the guide →"Peptide therapy" is a marketing umbrella, not a single defined treatment. It spans a huge range — from genuinely FDA-approved peptide medicines to…
Read the guide →There is no single list of "peptide side effects," because the risks depend entirely on which peptide, whether it's approved, and how it's sourced and used.…
Read the guide →Not all evidence is equal. A claim backed by a large human trial is worlds apart from one based on a single mouse study — yet peptide marketing often blurs…
Read the guide →