Call for world’s first Sugar and Salt Reformulation Tax key pillar of food strategy Report authors warned of a junk food cycle (Philip Toscano/PA) The National Food Strategy calls for the introduction of the world’s first Sugar and Salt Reformulation Tax, with some of the money being used to expand free school meals and support the diets of those living in the most deprived neighbourhoods. A £3 per kg tax on sugar and a £6 per kg tax on salt sold for use in processed foods or in restaurants and catering businesses would incentivise manufacturers to reformulate their recipes or reduce their portion sizes, the report says.