- All batches COA verified with >99% HPLC Tested purity
Peptides NI
Premium Research Peptides in Northern Ireland
Peptides NI supplies pharmaceutical-grade research peptides with next day Delivery throughout Belfast and Northern Ireland.
+99% HPLC Tested purity and independently verified
Janoshik Certificates of Analysis (COA).
Best-Selling Peptides at Peptides NI
Our most popular research peptides, trusted by researchers across Northern Ireland. Every batch comes with an independent COA and >99% HPLC-tested purity.
How it works
Simple, secure, and science-backed
Choose your peptide
At Peptides NI you can browse our catalogue of high purity peptides
We ship cold & fast
Vacuum-sealed, Next Day Delivery, Straight from our Medical Fridges
Research with confidence
At Peptides NI every Peptide has an official Certificate of Analysis (COA) from Janoshik Labs.
Browse Research Peptides in Northern Ireland
Explore our full range of high-purity research peptides, including popular laboratory compounds with independent COA verification and purity testing.
What Our Clients Say
Frequently Asked Questions
How Can I confirm you Peptides are Pure?
At Peptides NI you can buy peptides that are tested to ensure >99% purity using HPLC analysis.
See our Peptides NI Product pages for Purity and link to a fully Verifiable Janoshik Certificate of Analysis (COA)
How fast is shipping?
Peptides NI ship all orders on the same day straight from our Medical Fridges via Royal Mail Tracked 24.
Next day NI Peptides across Belfast and Northern Ireland.
Are your products lab tested?
All batches at Peptides NI are 3rd party Tested with Janoshik which is the industry Gold standard for Certificate of Analysis.
All our batches are Publicly verifiable via the Janoshik Wesite.
Our COA’s contain genuine QR code and links to the Janoshik Website are provided on all product pages.
Photos of the Vial and Batch number are always provided.
Are these for human use?
No, Peptides NI only supply for research purposes only.