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Ask for the paperwork.

Catalogue questions, order status, or the certificate for a specific lot. A person answers, usually the same business day.

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Hours
Mon–Fri, 9:00–18:00 ET
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United States only
Want a COA before you buy? Send the catalogue number. We reply with the current lot certificate. No account, no sales follow-up.

We cannot advise on dosing, administration, or human or animal use. These materials are supplied for in vitro laboratory research only.

Research Use Only. All products sold by MaxSpan Peptides are supplied strictly for in vitro laboratory research by qualified professionals aged 21 or older. They are not intended for human or animal consumption, clinical use, diagnostic use, veterinary application, or any therapeutic purpose. Statements made on this website have not been evaluated by the U.S. Food and Drug Administration. MaxSpan Peptides is a chemical supplier and is not a compounding pharmacy as defined under Section 503A of the Federal Food, Drug, and Cosmetic Act, nor an outsourcing facility as defined under Section 503B.