VIP (vasoactive intestinal peptide) is a 28-amino-acid neuropeptide with broad anti-inflammatory, vasodilatory and neuroprotective actions mediated through VPAC1 and VPAC2 receptors. Its pleiotropic signaling makes it a central tool in neuroimmunology and gastrointestinal research. This product is a white lyophilized powder at >=99% HPLC purity in a sealed vial. Batch-level quality data, OEM options and global logistics are provided for laboratory buyers. Every lot ships with a signed certificate of analysis verifying purity, and neutral unmarked packaging is available on request. We accommodate academic, institutional and commercial buyers with flexible quantities, competitive pricing and dependable cold-chain logistics that reach most countries within days. Stock is refreshed regularly, and re-orders are processed through streamlined production scheduling.