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MODULE 006 min read · free lesson

How to use this course

What a peptide is, in one page, and how to read the rest.

LISTEN INSTEAD · 6 MIN

Let's start at the very beginning, because most guides don't.

What a peptide is

Your body runs on messages. Cells tell each other to heal, to grow, to burn fat, to sleep, to calm down. Many of those messages are carried by peptides: tiny chains of amino acids, the same building blocks that make up protein in food and muscle.

Your body makes thousands of peptides every day. Insulin is one. So is the hormone that makes you sleepy at night. A peptide is not a drug in the usual sense. It is a signal. Give the body a specific signal and a specific part of it responds.

Peptidea short chain of amino acidstravelsReceptora lock that onlythis key fitsCellresponds: heal, grow,burn fat, sleep, calm downYour body sends thousands of these messages a day. A peptide in a vial is a lab-made copy of one.
A peptide is a message. It travels to a cell, fits a receptor like a key in a lock, and the cell does what the message says.

The peptides in this course are copies of those natural signals, made in a lab. Some are approved medicines you may have heard of, like the weight-loss shots. Most are not approved for anything yet and are sold online as "research chemicals." People buy them anyway, for recovery from injury, better sleep, fat loss, skin, focus, and more. This course explains how that world actually works.

Why this course exists

If you search for peptides online you will find forum posts, vendor ads, and scientific papers all mixed together. None of it is in order, and most of it assumes you already know the basics. People end up buying something they don't understand, from someone they can't check, and using it in a way they copied from a stranger.

This course puts it in order. It starts with the decisions that cost people the most money, which happen before anything arrives in the mail. It ends with how to keep learning once you know the basics. The peptides themselves are in the middle, because knowing what BPC-157 does is useless if the vial you bought isn't really BPC-157.

The first time through

After that

Come back to it like a manual. Every peptide page has the same headings, so you can look things up fast. The buying checklist in module one is meant to be open in another tab while you look at a vendor's website.

WORTH KNOWINGFounding members get every update to this material for as long as it exists. When the science changes on a peptide, the lesson changes, and you're told what moved.
The words you'll see →
How to use this course — Start here — The Peptide Course | Peptide Reference Guide