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GUIDES

Research peptide guides

Practical writing on documentation, testing and handling — for people who read the certificate before they order.

Questions to Ask a Peptide Supplier Before You Order

Twelve questions that separate suppliers who have their documentation in order from those who do not. Most can be answered in a single email, and the speed of the reply tells you as much as the content.

6 min read

How to Store Research Peptides

Material that arrives sound can still degrade on your own shelf. Temperature, moisture, light and handling all matter, and lyophilised and reconstituted material behave very differently.

6 min read

Why Grey-Market Peptides Fail Lab Testing

Close to a third of peptide vials tested from the open market came back mislabelled, mis-dosed or contaminated. The reasons are mundane, repeatable, and worth understanding.

7 min read

What "Third-Party Tested" Actually Means

Almost every peptide supplier claims third-party testing. The phrase has no legal definition, which is exactly why it is used so freely. Here is what separates the real thing from the label.

6 min read

How to Read a Peptide Certificate of Analysis

A certificate of analysis is the only document that tells you what is actually in the vial. Here is how to read one properly, and the five things that quietly invalidate it.

7 min read