Research peptides, >99% purity.
Every lot is independently tested in the USA and batch-traceable, with HPLC and mass-spec documentation available for the compound you order.
- >99%
- Purity
- 19
- Compounds
- USA
- Stocked & shipped
Browse by research area
Nineteen compounds across five research categories, all held in US stock.
Most requested
Tested before it ships, documented after.
The research peptide market is full of unverified product. CALIZO's answer is simple: independent testing on the compounds we stock, and paperwork you can actually request.
Independent verification
Compounds are sent to third-party laboratories for identity and purity analysis.
Batch traceability
Each vial is tied to a batch, and each batch to its analysis paperwork.
COA on request
Email us with your batch number and we will send the certificate of analysis.
Common questions
How do I get a certificate of analysis?
Email us the batch number printed on your vial and we will reply with the certificate of analysis for that batch. COAs for current stock are being uploaded to product pages as they are finalized.
How fast do orders ship?
Orders are processed within one business day and ship from US stock. Typical delivery is three to seven business days depending on your location.
How should vials be stored on arrival?
Lyophilized vials should be kept sealed in a cool, dry place away from direct light until used in your research workflow. Long-term storage guidance is listed on each product page.
Who can purchase from CALIZO?
Our products are sold strictly for laboratory research use by qualified researchers and research organizations. They are not for human or veterinary use, and ordering confirms you accept our research-use policy.