Neuropeptide

VIP (Vasoactive Intestinal Peptide) is a naturally occurring 28-amino-acid neuropeptide first identified in the small intestine. Extensively studied in preclinical research for its role in vasodilation, immune modulation, and neuroprotective pathways. Lyophilized powder, ≥99% purity, third-party tested. For laboratory and research use only — not for human consumption.