A 30g bowl of M&S Good Gut Fruit & Multigrain Muesli contains 126 kcal, 4.9g of sugar (1.7g of free sugar), 2.8g of fibre and 3.5g of protein. With 125ml of semi-skimmed milk the bowl comes to 184 kcal and 10.7g of total sugar. It is classed as NOVA 3 (processed).
Of the 16.2g of sugar per 100g in Good Gut Fruit & Multigrain Muesli, Boone counts 5.6g as free sugar. The rest (10.6g) is sugar in whole dried fruit, which the NHS limit does not count. Method: total sugar less 10.6g from whole dried fruit.
Good Gut Fruit & Multigrain Muesli is classed as NOVA 3, processed. It is made from grains or other whole foods with culinary ingredients such as sugar, salt, oil or malt extract added, but none of the industrial ingredients that mark a food as ultra-processed.
Boone classifies processing from the published ingredient list using the NOVA system. Added vitamins and minerals are not counted as a marker of ultra-processing.