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.
Payments are processed securely by a third-party provider. We do not store credit card details. We accept credit cards and ACH.
Verified accounts get same-day shipping from inventory and bulk
pricing on custom synthesis runs ≥ 50mg.
