Concerns about the health effects of dietary sugars have recently taken centre stage, reflecting an emerging understanding of the importance of sugars, and particularly sugary drinks, in the development of obesity and diabetes.1-4 Recent research estimates consumption of sugar sweetened beverages will cause about 80,000 excess cases of type 2 diabetes in the UK over 10 years. In early 2015, the World Health Organization recommended intake of free sugars should be less than 10% of daily calories, and preferably below 5%. In July, the UK Scientific Advisory Committee on Nutrition halved its recommendation for free sugars to no more than 5% of daily calories