A 30g bowl of M&S Good Gut Mango & Apple Granola contains 134 kcal, 2.1g of sugar (1.8g of free sugar), 2.9g of fibre and 3.0g of protein. With 125ml of semi-skimmed milk the bowl comes to 193 kcal and 8.0g of total sugar. It is classed as NOVA 4 (ultra-processed).
Of the 7.1g of sugar per 100g in Good Gut Mango & Apple Granola, Boone counts 5.9g as free sugar. The rest (1.2g) is sugar in whole dried fruit, which the NHS limit does not count. Method: total sugar less 1.2g from whole dried fruit (estimated where the pack gives no percentage).
Good Gut Mango & Apple Granola is classed as NOVA 4, ultra-processed, because its ingredients include chicory fibre. These are industrial ingredients you would not use in a home kitchen. 1 of its 13 ingredients are of this kind.
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.