Galanin is a 29-amino-acid (human 30-amino-acid) neuropeptide widely distributed in the central and peripheral nervous systems, acting through GAL1, GAL2 and GAL3 receptors to modulate feeding behavior, pain signaling, memory and neuroendocrine function. It is supplied as a high-purity white lyophilized powder at >=99% HPLC purity in sealed vials, offering good stability and easy reconstitution for reproducible dosing. It is used in receptor-binding assays, neuronal cell studies and behavioral research programs examining appetite regulation and neuroprotection, and serves as an important reference neuropeptide. Every batch passes strict quality control, and a Certificate of Analysis is available for specific batches on request. For storage keep the unopened vial sealed at 2-8 degree C protected from light and moisture; for long-term storage store at -20 degree C and avoid repeated freeze-thaw cycles. Both small trial and bulk quantities are accepted, OEM and private-label service is offered, and all shipments use secure neutral packing with worldwide delivery. This product is intended for laboratory research use only.