Peptides backed by proof, not promises.

Every batch is tested by independent, accredited U.S. laboratories using HPLC for purity quantification and mass spectrometry for identity confirmation. Products meet a minimum ≥99% purity standard, and the results for your exact lot are published in its Certificate of Analysis.

A COA is a laboratory report that documents testing information such as purity, identity, and net content. Available reports can be viewed on our Lab Results page before or after purchase.

Sealed lyophilized vials are typically stored refrigerated or frozen away from light. Each product page lists storage guidance for the compound, and the documentation shipped with your order includes handling notes for laboratory use.

Weekday orders placed before the daily cutoff ship the same day from our U.S. fulfillment center with tracking. Cold-pack packaging is used where appropriate, and every shipment includes transit protection.

No. All products are sold strictly for laboratory research use only — not for human or veterinary use, and not for use in diagnostic or therapeutic procedures. Purchasers must be qualified to handle research compounds and comply with all applicable laws.

Orders damaged, lost, or stolen in transit are replaced at no cost. For other issues, contact support within the window listed in our returns policy and our team will make it right.