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Custom Peptides


JPT has substantial, long-standing expertise in custom peptide synthesis service with a very high success rate (over 99%). We provide custom peptides with the best quality even for complex or unusual peptide sequences. We go the extra mile to get your custom peptides done!

Are you interested in our different peptide formats and delivery options?




Custom Peptide Synthesis

Order tailored peptides manufactured on demand! Our dedicated peptide production (peptide synthesis and peptide purification) labs with state-of-the-art equipment work according to the highest environmental and health standards.

Our skilled customer support team is happy to help you with the selection of the right peptide specifications for your application (peptide purity and amount, peptide modifications, analytical options and peptide delivery formats).

Peptide Modifications & Specialty Peptides

JPT is the peptide expert! We produce specialty peptides such as modified peptides and labeled peptides at the highest level of quality for even complex or unusual peptide sequences. Our highly skilled and committed scientific staff ensures that the most appropriate methods and techniques are selected for every peptide project. The exceptional quality and reliability of our synthesis service has been appreciated by customers worldwide for many years.

Post-translational Modifications

Post-translational modifications (PTMs) such as protein phosphorylation, protein methylation or protein acetylation play an important role in virtually all biological processes.

Therefore, the synthesis of post-translationally modified peptides is crucial for many projects. JPT has extensive experience in peptide synthesis of a large variety of post-translationally modified peptides, e.g. phosphopeptides. Let us know what kind of modifications you need. JPT's experts will be happy to discuss your requirements.