Notice: California Peptide and Echelon Biosciences have merged. California Peptide’s catalog has been integrated into the Echelon Biosciences website. Please view Echelon’s site in order to see California Peptide’s current items and pricing:

Guiding Philosophy & Value Proposition

Guiding Philosophy

CPRI's guiding philosophy is to make the highest quality research grade peptides in the marketplace while providing superior levels of customer service.

Value Proposition

Successful research outcomes require the use of the highest quality reagents. CPRI provides only the highest quality peptides to support our customers' research efforts.