California-based custom peptide synthesis service providing academic and pharmaceutical researchers with high-purity catalog and custom peptides. Specializes in difficult sequences, cyclic peptides, and stapled peptides.

Fremont, CA-based peptide supplier offering a catalog of 20,000+ pre-made and custom peptides for academic and pharmaceutical research. Provides fluorescent dye conjugates, peptide libraries, and HPLC-purified research peptides.