Quality & Testing
"Where can I actually buy research peptides?" is the most-asked question in this space in 2026 — and after the year the industry has had, it deserves a more careful answer than a list of names. Peptide Sciences shut down in March. Amino Asylum was raided. At least
Quality & Testing
2026 has thinned the herd. Peptide Sciences shut down in March, Amino Asylum was raided by the FDA, and at least seven other vendors closed through 2025. If your usual source disappeared, you are not alone — and you are right to be careful about where you move next. Buying a
Quality & Testing
The research peptide market has been reshaped in the last two years. Long-standing suppliers have shut down or been forced offline, and buyers who trusted a single source for years suddenly find themselves starting over. If you're re-evaluating where to source research materials in 2026, this
Quality & Testing
A peptide that tested at 99% purity on its Certificate of Analysis can still degrade in your own fridge if it's stored wrong. Storage is chemistry, not guesswork — and the rules are simple once you understand why peptides break down. This guide covers how to keep lyophilized and
Quality & Testing
A Certificate of Analysis is the single most useful document for judging a research peptide — and one of the most misread. A COA is where a vague brand claim like "99% pure" either gets backed by data or falls apart. This guide explains, in plain terms, what each