Shifting Toward Healthy and Sustainable Diets: How to Optimise Evidence Use for Policy and Practice

This document provides a technical summary of the ‘Optimising Evidence Use in Policy and Practice: Shifting Toward Healthy and Sustainable Diets’ project, including the context, methods, results and discussion of the results for the project. The central aim of the project was to understand how evidence on what works to shift people towards healthy sustainable diets can be better translated for, and adopted by, food policymakers and practitioners, including retailers and other on-the-ground actors. For this project, a healthy sustainable diet is understood as a ‘pattern of consumption behaviour that prioritises both human (social, cultural and nutritional safety, sufficiency and adequacy) and planetary (considering planetary boundaries) health.’ The objectives of the project were to investigate: