Nu Peptides curates the highest-purity research peptides from vetted manufacturing partners - every lot third-party tested at the source, batch-traceable, and backed by a certificate of analysis you can verify.
We don’t take a manufacturer’s word for it. Our products are tested, documented, and shipped fast — so the quality on the label is the quality in the vial.
Every category is synthesized in-house and shipped with batch-level certificates of analysis.
Every order links to a structured certificate of analysis. No proprietary PDFs, no marketing language — just the numbers, the trace, and a public hash you can verify against the lot.
![Table of BPC-157 data: sequence, molecular weight, purity, mass spec [M+H]+, acetyl content, endotoxin, lot number, and NU ID.](https://nu-peptides.com/wp-content/uploads/2026/07/COA-Structure1.png)
Occasional updates for verified researchers. No spam.
Everything you need to know about ordering, shipping, and how we document quality. Still have a question? Our team is a message away.
Every lot is third-party tested, with purity (typically by HPLC) shown on each product page. A certificate of analysis is available for each batch on request.
Orders are processed quickly and shipped from the USA, typically within 3 business days. You will receive a shipping notification with tracking by email.
Products are supplied lyophilized. Store as indicated on the product page, away from light, heat, and moisture. Handling and reconstitution should be performed by qualified researchers.
Payments are processed securely by third-party providers. We do not store full card details on our servers.
