This document summarizes the Nutrition Program Design Assistant tool, which was created by CORE Group and partners to help program planners design community-based nutrition programs. The tool includes a reference guide and workbook. The reference guide provides guidance on analyzing the nutrition situation, identifying appropriate program approaches, and selecting a combination of approaches based on the situation, resources, and objectives. It outlines six steps for using the tool: 1) gathering and synthesizing nutrition data, 2) determining program goals and objectives, 3) reviewing existing health services, 4) preliminary prevention program design, 5) preliminary recuperation program design, and 6) finalizing the programming plan including costing. The tool was developed with input from many organizations to help