Verifiable
Every listing ties to a specific lot: HPLC purity, the third-party certificate of analysis, and a purity track record across lots. A claim about a vial resolves to a document, not a slogan.
10 lots tested →About
A research-first peptide supplier.
We're here to bring transparency and real knowledge to the peptide market
— through quality we can prove and prices that keep it within reach.
Peptaion started with a researcher's frustration. The research-peptide market runs on aggregated purity floors, references you can't follow, and benefit-shaped language that reads more like a supplement label. You are asked to take a great deal on faith and given almost nothing to check.
So we built the supplier we wanted to buy from — one where every commercial and editorial claim resolves to something you can confirm yourself: a lot number, a certificate, a citation. Not a bigger catalogue or a louder pitch. A verifiable one.
What we stand on
We'd rather show you than tell you.
Live from the catalogue · 10 products listed
Evidence-first
Product pages are research dossiers — model-anchored statements, each graded by study type and linked to a resolvable citation. Nothing is published without a source.
60 citations referenced →Maintained
Dossiers carry a last-reviewed date, sources are refreshed from the literature, and the register below records what we've taken on and shipped. Accountable, not fire-and-forget.
Updated 19 Jul 2026 →The standards we hold
The lines we don't cross, whether or not anyone's checking.
Every vial ties to a lot you can verify. HPLC purity and a third-party certificate of analysis, matched to the exact batch on hand — with a purity track record across past lots.
Fair pricing on documented quality. Verification, certificates, and a maintained dossier shouldn't carry a premium. We keep the cost of doing this properly low — not the standard of doing it.
Honest about the evidence, and its limits. We spell out what the evidence shows and where it stops — every dossier carries an explicit note on what the research does not establish.
Research use only, without exception. Everything here is supplied for laboratory research. We never present it as anything else, anywhere on the site.
We promise only what we can honor. Stock, dispatch, and testing status reflect reality. When a certificate is still pending, the page says so rather than filling the gap.
Commitments
What researchers asked for
A public register of user-driven features we've accepted and delivered — service and catalogue scope only. Have a request? Propose it right here, or email [email protected].
Accepted commitments will appear here as researchers propose features we take on.
A note from the founder
I believe careful, honestly-supplied research is how this field earns its trust and moves forward. I'd rather Peptaion be a small, dependable part of that than a large, forgettable one.
This page is a commitment, not a brochure. If anything here ever stops being true, I want to know.
— Alkis · Founder, Peptaion · [email protected]