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Contact Us

We're here to help with your research needs.

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Email

bigstar@bigstarpeptides.com

Response within 24 hours

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Frequently Asked

How do I request a Certificate of Analysis?

Email us with your order number or the batch reference. We'll provide the full COA including HPLC chromatogram and mass spectrum.

What shipping methods do you use?

All orders ship via tracked, discreet packaging. UK orders typically arrive within 1-3 days. International delivery times vary by destination.

Can I place a bulk order?

Yes. Contact us directly for bulk pricing on orders of 10+ units. Cryptocurrency payments preferred for bulk transactions.

Do you ship to my country?

We ship worldwide. Please verify the import regulations for research chemicals in your jurisdiction before ordering.