Research-grade peptides, lab-tested and shipped the same day.
Independently HPLC-verified to 99%+ purity, dispatched from the UK with free tracked delivery and a certificate of analysis on every batch.
In stock COA includedSix reasons researchers choose us.
99%+ purity, every batch
HPLC and mass-spec verified by an independent accredited laboratory before release.
Free priority shipping
Free tracked delivery on all UK orders in temperature-controlled packaging.
Free reship guarantee
Lost or damaged in transit? We reship at no charge, every order tracked.
Always in stock
Top compounds kept in stock — no backorders, no waiting.
Buy more, save more
Automatic quantity discounts on every product — the more you order, the less per vial.
Same-day dispatch
Order before 12:00 GMT and it ships today, tracked all the way.
Buy more, save more — on every product.
Choose your quantity right on the product page and the discount applies automatically at checkout. Here's how it works on a single compound:
Browse the catalogueExample pricing shown — real tiers are set per product.
From synthesis to your lab.
Synthesised in the UK
Solid-phase synthesis at an ISO-certified facility, sequence fidelity confirmed before lyophilisation.
Third-party verified
Every batch sent to an independent accredited lab for HPLC purity and LC-MS identity testing.
Same-day dispatch
Order before 12pm GMT and it ships today in temperature-controlled packaging.
Trusted by UK researchers.
“Purity documentation was exactly as stated and the COA matched the batch number. Packaging arrived cold and intact.”
“Ordered before noon and it shipped the same day. Tracking worked end to end — straightforward experience.”
“The quantity discount made restocking noticeably cheaper. Clear labelling on every vial.”
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Wholesale & institutional
Tiered pricing and dedicated support for universities, CROs and licensed clinics across the UK & EU. Tell us what you need.
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Apply to the affiliate programFrequently asked questions.
What purity level are your peptides?
Every batch is independently verified to 99%+ purity by HPLC, with LC-MS identity confirmation, before it is released for sale.
Do you provide a Certificate of Analysis?
Yes — an independent COA is available for every product so you can confirm identity and purity for the material you receive.
How long does UK delivery take?
Orders placed before 12:00 GMT are dispatched the same day with free tracked delivery, typically arriving the next working day.
Are your peptides for human consumption?
No. All products are supplied strictly for in-vitro laboratory research use only and are not for human or veterinary use.
Do you offer bulk or wholesale pricing?
Yes — automatic quantity discounts apply on-site, and dedicated wholesale terms are available on enquiry.
Research notes & guides.
What a Certificate of Analysis actually tells you
Identity, purity, batch number and test method — how to read a COA and match it to the material you received.
Reconstitution & storage basics for research peptides
A practical overview of diluents, handling and cold-chain storage considerations for lyophilised research peptides in a laboratory setting.
Understanding HPLC purity testing
How high-performance liquid chromatography quantifies peptide purity, and why a percentage on a COA only means something alongside the method behind it.
New compounds & restocks, first.
Occasional updates on new research compounds and restocks. No spam.
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