About Peak Bio
High-purity peptides, built for serious research.
Peak Bio is a research peptide supplier serving academic laboratories, independent researchers, and contract research organizations. Every product is lyophilized, lot-tested, and accompanied by a Certificate of Analysis on request.
≥99% purity
Every lot verified via HPLC and mass spectrometry.
Lyophilized
Stable powder form, shipped cold-chain ready.
Lot traceable
Certificate of Analysis available on request.
Research focus
Built for laboratory and in-vitro investigation.
Our quality standard
We source synthesized peptides from established manufacturing partners and validate every lot through independent third-party analysis. Reports cover identity, purity, mass confirmation, and residual solvents.
Shipping & handling
- Standard shipping$10
- Priority shipping$15
- Buyer pays shipping. Orders ship within 1–2 business days in temperature-controlled packaging.
For research purposes only. Not for human consumption.