What is the intended use of your products?

All products sold by Great North Bio are for laboratory and research use only. They are not intended for human or animal consumption, diagnostic, or therapeutic use.

Where do you ship from?

We ship from within Canada, so there are no border delays or unexpected duties for Canadian customers.

How long does shipping take?

Domestic Canadian orders typically arrive in 2–5 business days with tracking. International orders may take longer.

What payment methods do you accept?

We accept all major credit cards and e-transfer for Canadian customers.

What purity standard do you guarantee?

We guarantee greater than 98% purity verified by third-party HPLC analysis. A certificate of analysis is available on request.

How should I store my peptides?

Lyophilized peptides should be stored at -20°C for long-term storage. Once reconstituted, store in a refrigerator at 4°C and use within 2–4 weeks.

Do you offer bulk pricing?

Yes — contact us at support@greatnorthbio.com for bulk and institutional pricing.

Is my information private?

All orders ship in discreet packaging with no product identifiers on the exterior. We never share customer data.