This report provides a summary of the work of SACN and its working groups and subgroups, along with details of members’ declarations of interest and their biographies.

The role of SACN is to provide scientific advice on, and risk assessments of, nutrition and related health issues. It advises the 4 UK health departments and other government departments and agencies.

Members are appointed as independent scientific experts on the basis of their specific skills and knowledge. The committee also includes 2 lay members.

SACN is an independent committee of OHID. SACN is supported in its work by a secretariat based in OHID. Prior to October 2021 the secretariat was based in PHE.