Why we built PeptidePrices
We recognized the growth of the peptide industry and the potential it held, but at the same time we recognized its fragmentation problem. It was upon that realization that we launched PeptidePrices as the all-in-one solution.
We realized there was no central place to check whether a peptide vendor's certificates of analysis were authentic, current, and tied to the exact product being sold. Reports were scattered across vendor sites and laboratory portals.
We built PeptidePrices to put that evidence in one place, next to the price, so researchers can inspect it instead of taking a vendor's word, its advertising, or its exaggerated claims at face value.
Founding story by Jack Ryan and Jack Hauck · Source updated 23 October 2026.
The UK edition
This edition brings the same approach to 9 reviewed UK suppliers. It compares native GBP prices, displays exact listing-level COA matches, and retains the source date for each observation.
Our price index, laboratory library and supplier reviews are freely accessible. The site is a comparison and research resource. Suppliers handle purchases, delivery and customer service directly.
The people behind the site
Jack Ryan
Co-founder and editorial lead. Vendor reviews describe their evidence, reasoning and review date.
Jack Hauck
Co-founder and engineering lead. Jack built the PeptidePrices site and its data pipeline for price collection, validation and certificate matching.
Independent evidence and corrections
Affiliate relationships have zero weight in our evidence ratings. Every supplier uses the same four-factor rubric.
Send a factual correction, report or source to support@peptideprices.net. Include the affected page and the evidence needed to check it.
Read the UK comparison method · Read the original PeptidePrices founding story