PE-22-28 is a peptide derived from spadin that acts on TREK-1 potassium channels, a pathway implicated in mood regulation and antidepressant mechanisms. Its channel-targeting profile supports research into fast-acting neuromodulation strategies in behavioral models. This product is a white lyophilized powder at verified purity in a sealed vial, with batch-specific documentation and flexible ordering for research teams. All shipping documentation is prepared in English, and parcels destined for most countries are sent with full tracking and delivery confirmation. In the rare event of transit issues, our after-sales team assists with claims and replacement arrangements to minimize disruption to your work.