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We’re here to help with any questions you might have. Just send us a message using the contact form below, and we’ll do our best to get back to you within 24–48 hours during business days. Any messages about human consumption or other non-research purposes will not be responded to.

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All Batches Purity Tested
HPLC & MS Verified
Same Day Postage before 2pm
UK Based

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Setting the Standard for Professional Research Peptide Supply in the UK

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About Crown Peptides

At Crown Peptides UK, we work closely with one of the world’s largest and most respected peptide synthesis companies, enabling us to provide research-grade peptides of exceptional quality. Every batch undergoes rigorous testing, including HPLC and mass spectrometry, and is supplied with a full Certificate of Analysis to ensure purity, consistency, and reliability for scientific research.

Each peptide is carefully stored under controlled conditions to maintain stability and integrity before being securely packaged in premium, discreet packaging for safe delivery. Based in the UK, we take a customer-first approach to make accessing premium peptides straightforward, reliable, and trusted for research of all sizes.

More About Us
SUPPORT Mon to Fri, 9am to 5pmDISPATCH Cut-off 2pmEMAIL Info@crownpeptides.co.ukWHATSAPP +44 7301 802654

Disclaimer: All products are sold strictly for laboratory research purposes only. Not for human or veterinary use, consumption, therapeutic, or diagnostic application. By purchasing, you confirm you are a qualified professional and legally permitted to handle these materials in compliance with all applicable laws and regulations. Misuse, resale for unauthorised purposes, or unlawful application is strictly prohibited. Crown Peptides UK disclaims all liability for improper use, handling, or regulatory non-compliance.

© 2026 Crown Peptides UK, a trading name of Crown Peptides Ltd (company no. 17068950), Suite Ra01, 195-197 Wood Street, London E17 3NU . All Rights Reserved.