while rival cereal maker Nestle introduced the "traffic light" scheme on its cereal brands including Shreddies and Cheerios in 2017. Weetabix has used it since 2016. Earlier this year Which?

Nestle is the world's biggest food company and owns brands like KitKat and Shreddies. In April, it launched a new KitKat breakfast cereal in supermarkets across the UK. It contains 7.4g of sugar ...