Peptides are short chains of amino acids, which are the building blocks of proteins. In research, they are used for various purposes, including the study of protein functions, the development of new therapies, and other biochemical applications.

Our peptides are sold for research purposes only. We are not responsible for any purchase intended for personal use, including human or animal consumption, or for use as drugs, food additives, household chemicals, or other inappropriate applications.

99% Pure. Please refer to the certificates page for more details.

After reconstitution, peptides should be refrigerated, preferably in a dark, sealed container. For long-term storage, transfer them into an airtight container and freeze until needed.

Due to the nature of our products, we cannot accept returns of peptides once they have been delivered. We encourage customers to review product specifications carefully before purchasing. For further details, please contact info@sigmapeptidesusa.com

If you have further questions, please feel free to contact our customer support at : support@sigmapeptidesusa.com. We are here to assist you with any inquiries related to our products.