Frequently Asked Questions

All peptides are verified at ≥99% purity via High-Performance Liquid Chromatography (HPLC). Every batch is independently tested at accredited US laboratories, and Certificates of Analysis documenting purity, identity, and endotoxin levels are provided with every order.

Lyophilized peptides are shipped in temperature-controlled packaging with cold packs to maintain stability. We recommend storing at -20°C protected from light and moisture. After reconstitution, store at 2-8°C and use within the timeframe specified on each product's COA.

No. All products are strictly for in-vitro research and laboratory use only. They are not intended for human consumption, veterinary use, or any clinical application. Purchasers must be affiliated with a research institution or laboratory.

Yes. Every order includes batch-specific COAs documenting HPLC purity data, mass spectrometry identity confirmation, endotoxin results, and physical characteristics. Historical COAs for any product lot are available upon request.

Returns are accepted within 14 days of delivery for unopened, sealed items only. If a product doesn't meet the specifications listed on the COA, we replace it at no cost. Contact our support team for return authorization.

Yes. We offer volume discounts for bulk orders and institutional accounts with NET-30 payment terms for verified research organizations. Contact our sales team for custom pricing.