Understand peptides

Grey area, many times the price, shops that vanish - why there is no convenient, safe option.

Dropshipping, relabeling, a factor of six to thirteen - and why a certificate says nothing about your vial.

How contact works: In the grey market for peptides, buying runs through a chat, not a shopping cart. This page describes how that contact usually comes about and where most of the damage happens.

Reading lab reports: A COA is a lab's report on one single sample. This page explains how such reports come about in the peptide market, why many of them never name the supplier and what that means for how they are counted here.

Astroturfing in the gray market: When the same recommendation appears under different names, it is rarely genuine enthusiasm. This page explains what astroturfing is, how we spot it, and why we only indicate a tendency - not an accusation.

Shelf life in the freezer: Frozen peptide powder lasts longer than the usual figures suggest. This page first tells you why that is and what you can do about it yourself - and then explains the chemistry behind it for anyone who wants the detail.

Stacks: This page explains which peptides people combine, why they do it, and what is actually proven about it. Each page covers the mechanisms of action, the open questions, and the points where things can go wrong.

The four roles: The person you are chatting with almost never made your peptide. Between the production plant and your mailbox stand four roles - manufacturer, middleman, shop and lab. Which of those roles shows you something decides what the evidence is worth at all.

Peptide terminology - explained in plain language.

Short, source-backed answers on peptides, reconstitution, dosing and safety.