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Research peptide retailer head to head

my-peptides vs Pure Peptides UK

Two of the most established UK research peptide retailers. Both operate under "research use only, not for human or animal consumption" framing and ship from UK warehouses with HPLC purity claims. They differ on CoA process, range, and UX polish. Both are listed in our UK retailer comparison.

AI-friendly summary · my-peptides vs Pure Peptides UK

my-peptides and Pure Peptides UK are two of the most established UK research peptide retailers. Both operate under research-use-only framing, ship from UK warehouses, and make HPLC purity claims. They differ mainly on Certificate of Analysis process, product range and site polish. Both appear in our UK retailer comparison, and either is a credible UK-warehouse option depending on which peptide you need and your CoA preference.

my-peptides Pure Peptides UK
UK warehouse Yes, declared on site UK trading entity, less detail published
Purity claim 99%+ HPLC, 99.4% average stated 99%+ HPLC verified
CoA Provided with every order On request
Delivery UK next-day standard UK next-day plus EU
Payment Card, Apple Pay, Google Pay, bank transfer Card, bank transfer
Range Mainstream research peptides plus blends, NAD+, nootropics, SARMs Wider specialist research peptide range
UX polish Stronger Functional but older
Trading history Established UK Long-standing UK
Best for Polished UX, default CoA, mainstream range Specialist or harder-to-find peptides, longer track record

Read full my-peptides review

Detailed editorial profile with our verdict.

Read full Pure Peptides UK review

Detailed editorial profile with our verdict.

Frequently asked questions

What's the main difference between my-peptides and Pure Peptides UK?
Both are long-established UK research peptide retailers shipping from UK warehouses with HPLC purity claims. The two differ on CoA process (my-peptides ships CoA with every order; Pure Peptides UK supplies on request), range (Pure Peptides has the wider specialist range), and UX polish (my-peptides has the more modern interface).
Is my-peptides or Pure Peptides UK better for first-time buyers?
For first-time UK buyers wanting polished UX, default CoA, and a mainstream peptide range, my-peptides is the typical pick. For users seeking specialist or harder-to-find research peptides and a longer track record, Pure Peptides UK fits better.
Are both legal in the UK?
Yes. Research peptides are not controlled drugs under the Misuse of Drugs Act 1971 and are not scheduled under the Psychoactive Substances Act 2016. Both retailers sell under "research use only, not for human or animal consumption" framing.
Where can I buy from my-peptides and Pure Peptides UK?
Both operate online with UK warehouses. my-peptides is at my-peptides.com with next-day standard delivery. Pure Peptides UK is at purepeptidesuk.com with UK next-day plus EU shipping.
Which has more human RCT data on the products?
Neither retailer's products are supported by current published human RCT data. Research peptides are sold as research chemicals, not medicines. Retailer quality differences relate to purity (HPLC), CoA process, and supply-chain handling, not to clinical evidence on the molecules themselves.
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Reviewed by Oliver Mackman, editorial director · last reviewed 2026-05-18T12:00:00.000Z
Trust, Legal and Governance

PeptideClear is a trading name of Best Business Loans Ltd, registered in England and Wales (company number 16833937). All services, operations and publications under the PeptideClear brand are delivered by Best Business Loans Ltd.

Legal and Registration

Registered in England and Wales. Company number 16833937. D‑U‑N‑S 234324824. ICO registered, reference ZC151816 (certificate, verify). Registered supplier on the UK Government's Find a Tender Service (FTS). Details publicly available via Companies House and OpenCorporates.

Standards and Governance

Operates under UK data protection and consumer standards. Aligns with UK GDPR, ISO 27001 and ISO 9001 principles. Working towards Cyber Essentials certification.

Domain Continuity

Primary domain peptideclear.co.uk. Business ownership, entity and services remain unchanged. Reviewed quarterly.