Peptides are short chains of amino acids that act as signalling molecules in the body, playing a role in a wide range of biological processes including tissue repair, immune response, and cellular communication.

In research settings, peptides are studied for their ability to interact with specific receptors and biological pathways. This makes them valuable tools for scientific and laboratory analysis, helping researchers better understand how the body functions at a cellular level.

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All peptides are supplied in lyophilised (freeze-dried) form, ensuring stability during shipping and long-term storage. Unreconstituted vials should be kept in a cool, dry place away from direct light, with refrigeration recommended for extended periods. Once reconstituted for research purposes, peptides should be kept refrigerated and handled using sterile laboratory practices.

We ship across the United Kingdom only. Orders placed before 2pm on a business day are dispatched the same day; orders placed after this time or on weekends are dispatched the next business day. Once dispatched, orders typically arrive within 48 hours. Tracking information is available directly on our website. Free shipping is applied automatically on all orders over £150.

Due to the nature of research products, we are unable to accept returns. However, if your order arrives damaged or incorrect please contact us within 48 hours at hello@peptidedepotuk.com and we will resolve it promptly.

All our products undergo independent laboratory testing to ensure high purity and compliance with research-grade quality standards. A Certificate of Analysis (CoA) is provided for every product in our catalogue.