PE-22-28 Research Peptide – 10mg
PE-22-28 Research Peptide – 10mg
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Processing Time
- Orders are processed within 1–2 business days.
- You'll receive a confirmation email with tracking once your order ships.
Return & Exchange Policy
- Easy 7-day return for unused items.
- Returns must be in original condition.
- Refunds processed within 5–7 working days after product inspection.

PE-22-28 Research Peptide is a research-grade peptide supplied in lyophilized vial format. This product is provided for laboratory research, cataloging, handling, and documentation purposes.
PE-22-28 is supplied as a defined research peptide. Product information is provided to identify the material, confirm format and quantity, and support batch-specific documentation review.
This product is supplied in a 10mg vial format. Each unit is provided with details related to format, quantity, storage, and available analytical documentation.
This product is not a dietary supplement, medication, cosmetic, or consumer health product, and is not for human or veterinary use.
What makes Peptagon PE-22-28 different
- Research peptide format: supplied as a lyophilized research peptide for laboratory workflows
- Defined material identity: product information includes peptide name, vial format, and quantity
- Lyophilized format: supplied as a dry research material for controlled laboratory handling and reconstitution
- Single-vial format: provided as a 10mg research peptide vial
- Quality documentation: batch-specific analytical documentation available where applicable
- Research use only: intended strictly for qualified laboratory research use and not for human or veterinary use
Mechanism Overview:
PE-22-28 Research Peptide is provided as a laboratory research material. Product information is limited to identification, peptide format, quantity, storage guidance, handling details, and available batch-specific quality documentation.
The product is supplied as a defined lyophilized peptide format containing PE-22-28. Available documentation may include Certificate of Analysis, purity assessment, identity confirmation, and lot-specific testing information where applicable.
No human, veterinary, therapeutic, cosmetic, or consumer use is intended or implied. This product is intended strictly for qualified laboratory research use only.
All lots are manufactured under internal quality control standards. Identity and purity are verified prior to release to support consistency across laboratory research workflows.
- Djillani A, et al.
Shortened Spadin Analogs Display Better TREK-1 Inhibition, In Vivo Stability and Antidepressant Activity.
Frontiers in Pharmacology. 2017. - Pietri M, et al.
First Evidence of Protective Effects on Stroke Recovery and Poststroke Depression with a New Promising Target, the TREK-1 Channel.
Neuroscience. 2019. - Mazella J, et al.
Spadin, a Sortilin-Derived Peptide, Targeting Rodent TREK-1 Channels: A New Concept in the Antidepressant Drug Design.
PLOS Biology. 2010.
- Orders before 2pm ET ship same business day
- Free US shipping on every order — no minimum
- Gel-pack insulated shipper; 48–72 hr transit
- Store vials refrigerated at 2–8°C; protect from light
- Opened stock stable for 30 days refrigerated
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Made in USA
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Free & Fast Shipping
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Third-Party Tested, Every Batch
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Full COA With Every Order
THE PEPTAGON STANDARD
Precision Synthesized. Independently Verified.
Every Peptagon peptide is manufactured in USA cGMP-certified facilities, tested by independent third-party labs, and shipped with a full Certificate of Analysis. 99%+ purity, no exceptions.