This World Health Organization publication provides a comprehensive overview of strategic purchasing for nutrition within primary health care systems. It focuses on integrating nutritional services into health financing and management by defining what services to purchase, from whom, and how to effectively govern these transactions. The document outlines various payment methods and contractual arrangements to incentivize high-quality, equitable nutrition services. It aims to guide policymakers and health system planners in enhancing resource allocation to improve public health nutrition outcomes. The intended audience includes government health departments, health insurance organizations, and international health development partners.