In the intricate world of biologics, where patient safety is paramount, two concepts stand out as critical pillars of quality assurance: Chain of Identity (COI) and Chain of Custody (COC). Let’s explore what they mean and why they are indispensable for patient-centric organizations. What are COI and COC? Chain of Identity (COI): Think of COI as the birth certificate and lifelong identification of a biologic product. It tracks the unique characteristics and identifiers of a product from its inception (raw materials) through every stage of production, testing, and distribution. Chain of Custody (COC): This is the product’s travel journal. It …