
American Peptides is a USA-based research peptide supplier offering 41+ products with third-party COA testing. Every batch is tested for purity (HPLC-MS), identity, sterility, endotoxins, and heavy metals, with results publicly available. They offer same-day shipping on orders placed before 2PM EST and maintain a 99.7% average purity across tested batches.
American Peptides is a USA-based research peptide supplier offering 41+ products with third-party COA testing. Every batch is tested for purity (HPLC-MS), identity, sterility, endotoxins, and heavy metals, with results publicly available. They offer same-day shipping on orders placed before 2PM EST and maintain a 99.7% average purity across tested batches.