Next-day UK tracked dispatchLab tested · ≥98% purityFor research use only · 18+
RNR PEPTIDES
UK research peptide supplier

Premium UK peptides.

RNR Peptides is a leading UK supplier of high-purity, lab-tested research peptides.

27 productsHPLC testedCOA availableTracked UK delivery
A V-shaped line-up of RNR Peptides vials

Find your products fast

Search the full RNR catalogue by name.

Why RNR

Built for research

Consistent supply

Core lines kept in stock so your research can carry on without gaps between batches.

Wide catalogue

Peptides, research blends and prepared pens in one place.

Tested batches

Every batch is HPLC tested, with a certificate of analysis available on request.

How it works

Three simple steps

1

Browse compounds

Search or filter the catalogue and add what you need to your basket.

2

Secure checkout

Check out securely and get an order confirmation by email.

3

Fast dispatch

Orders placed before the daily cut-off leave the same working day on tracked UK delivery.

Quality

Lab tested, every batch

≥98%Purity
HPLCBatch tested
COAAvailable
24HRUK dispatch

Why researchers choose RNR

  • Batch and lot numbers on every vial for traceability
  • Lyophilised and stored at 2–8°C
  • Plain, discreet outer packaging
  • Clear pricing with UK tracked delivery
Catalogue

Explore the RNR range

Prices include VAT where applicable. Products showing “Price TBC” are coming soon.

View this range →
Pens

Research pens

Our peptides in prepared pen format, in the same RNR white and green.

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All products

Catalogue updates

Hear about new compounds, restocks and wholesale offers.

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Standards

Our standards

Research use only

Every product is supplied strictly for laboratory, analytical and in vitro research by buyers aged 18 or over.

Traceability

Batch and lot numbers on every vial, matched to a certificate of analysis.

Consistency

The same specification, packaging and storage standards from one batch to the next.

Knowledge

Questions

Who can buy from RNR Peptides?

Our products are sold strictly for laboratory and research use by qualified buyers aged 18 or over. They are not for human or veterinary use.

How should peptides be stored?

Store vials refrigerated at 2–8°C and away from direct light. Lyophilised powder is most stable before reconstitution.

When will my order arrive?

Orders placed before the daily cut-off are dispatched the same working day by next-day UK tracked delivery.

Can I see test results?

Yes. A certificate of analysis (COA) is available for each product. Please contact our customer support team to request one on WhatsApp (07742 575053) or by email at orders@rnrpeptides.com, quoting the product and the lot number printed on your vial.

Why do some products say “Price TBC”?

These lines are being added to the RNR range. Prices will appear here when they are ready to order.

▲ Research use only · Disclaimer

Research use only. All products are supplied for laboratory, analytical and in vitro research. They are not for human or animal consumption.

Not medicinal products. Nothing on this site is intended to diagnose, treat, cure or prevent any disease, and we do not give dosage or administration advice.

Buyer responsibility. Buyers are responsible for handling, storing and using products in line with the laws and regulations that apply to them.