At a glance
Vendor overview
ShippingUnited States only; non-U.S. addresses and known international forwarding services may be refused.
FulfillmentUSPS Priority Mail or Priority Mail Express with tracking and signature required. The FAQ estimates 5–7 business days for Priority Mail; the company separately advertises dispatch within 24 hours.
PaymentsVisa and Mastercard. Guest checkout is available; PayPal and alternative payment methods are not currently offered.
Supportcare@peptime.com · Monday–Friday, 9am–5pm ET. Order changes must be requested before 10am ET, though changes are not guaranteed after an order is placed.
Quality notes
Testing & documentation
Peptime says its catalog is independently tested and lists a purity standard of at least 99%. Treat those as vendor-published claims: match the certificate and batch number to the product you would receive and verify the report with the issuing lab when possible.
Verify the batchTesting programs and documents can change. Match the certificate to the exact product and lot, then confirm it with the named laboratory when possible.
Research trail
Vendor-published sources
Reviewed August 14, 2026. These pages document the vendor’s own claims; they are starting points for verification, not independent endorsements.
Vendor inventory
Available compounds
