Linaclotide (CAS 851199-59-2) is a high-purity prokinetic peptide API, specifically engineered for pharmaceutical R&D in gastrointestinal disorders. As a selective GC-C receptor agonist, it effectively regulates intestinal motility by stimulating intestinal fluid secretion and accelerating intestinal peristalsis, providing targeted relief for conditions like chronic constipation and irritable bowel syndrome.