June 30, 2026 – This guide provides practical guidance for developing effective social and behaviour change (SBC) messages to prevent childhood lead poisoning using the REACH framework. Designed for global adaptation, it helps communicators translate complex information about lead exposure into clear, actionable messages for caregivers while encouraging local research to ensure relevance. As part of the Toolkit to End Childhood Lead Poisoning, the guide emphasizes integrating SBC with advocacy, media, and risk communication to strengthen efforts to protect children from lead exposure.