rPeptide is a global market leader in providing premium research products, such as; recombinant peptides, proteins, antibodies and reagents for Alzheimer's and Parkinson's disease research. rPeptide also provides a wide range of exceptional custom services from molecular biology, protein expression and purification, to 13C and 15N uniform labeling of peptides and proteins. rPeptide has a proprietary platform vector technology that enables the expression of historically difficult peptides/proteins as soluble peptides/proteins (like beta-amyloid, leptin, pro-insulin) in E. coli. rPeptide’s premiere product line offers many Ultra Pure peptides and most products are ‘net peptide content’ and not ‘total content.’