Help & Support
How can we help you today?.
Browse our most common topics below
Ordering & Payment
Ordering & Payment Browse our secure checkout. We accept major debit and credit cards. All orders are processed same day if placed before 2pm.
Shipping & Delivery
Shipping & Delivery We offer fast UK delivery. Orders are dispatched within one working day and arrive within 2-3 business days.
Product Storage
All peptides should be stored in a cool, dry place away from direct sunlight. Reconstituted peptides should be refrigerated..
Returns & Refunds
Returns & Refunds If you have an issue with your order please contact us at info@peptidesciences-uk.com within 7 days of receipt.
Research Use Policy
All products are sold strictly for research use only. They are not intended for human or veterinary use.
Certificates of Analysis
Every batch is third-party tested. View our COAs on the Quality & Compliance page for full purity reports.
FAQs
Q: Are your peptides safe for human use?
A: No. All products sold by Peptide Sciences UK are strictly for laboratory research purposes only. They have not been evaluated for safety, efficacy, or quality for human or veterinary use. They must not be administered to humans or animals under any circumstances.
Q: What purity level do your peptides have?
A: All Peptide Sciences UK products are supplied at a minimum purity of ≥98% as verified by HPLC. Purity data is documented in the Certificate of Analysis (CoA) available for each product.
Q: What is a Certificate of Analysis (CoA) and can I get one?
A: A Certificate of Analysis is a batch-specific laboratory document confirming the identity, purity, and composition of a compound. A CoA is available for every product and can be downloaded directly from the product page.
Q: How should I store lyophilised peptides?
A: Lyophilised peptides should be stored at −20°C in a freezer, away from moisture and direct light. Under these conditions, most peptides remain stable for 24 months or longer.
Who can purchase from Peptide Sciences UK?
Our products are available to qualified researchers, independent laboratories, contract research organisations (CROs), and academic institutions. By placing an order, purchasers confirm that they are competent in the safe handling of research chemicals and that products will be used solely for lawful laboratory research purposes.
What countries do you ship to?
We ship across the UK and offer international shipping to select countries. Please check our shipping policy page for the full list of supported destinations. International orders may be subject to customs inspection and import regulations in the destination country.