Research Peptides Shipped From the USA
Every PX1 order ships from a U.S. fulfillment center — no international transit, no customs, no cold-chain uncertainty. Peptides are synthesized, packaged and shipped inside the United States end to end.
Fulfillment locations
Primary fulfillment: California (Los Angeles metro). Secondary: Arizona (Phoenix metro). Both are staffed cGMP-compliant facilities that also handle synthesis and testing.
Cutoff & transit
Same-day cutoff for orders placed before 1:00 PM PT on business days. Standard domestic transit: 1–3 business days to the continental U.S. Expedited overnight available at checkout.
Cold-chain packaging
Temperature-sensitive peptides ship in insulated packaging with gel packs sized to the transit window. Lyophilized peptides in stable form ship at ambient with humidity control.
Reship policy
Delayed, damaged or lost shipments are reshipped at no cost. Contact info@px1research.com with the order number.
Frequently Asked Questions
Do PX1 peptides ship from the USA?
Yes — every order ships from our California or Arizona fulfillment center via tracked domestic carriers.
How fast do peptides ship?
Same-day cutoff at 1 PM PT, 1–3 business days transit to most U.S. addresses. Overnight available at checkout.
Related pages
All products are sold strictly for laboratory and research use only. Not for human or veterinary use, diagnosis, treatment or consumption. Statements have not been evaluated by the FDA.