The Dietary Intake Assessment Application for South Africa (DIASA), developed by the South African Medical Research Council (SAMRC), is a digital tool designed to modernize and streamline the collection, coding, and analysis of dietary intake data for research and public health. By integrating the latest South African Food Composition Tables, culturally relevant portion-size visuals, and user-friendly recall methods, DIASA enhances the accuracy and efficiency of dietary assessment across diverse populations.