A 30g bowl of Waitrose Low Sugar Nutty Granola contains 147 kcal, 0.6g of sugar (all of it free sugar), 2.4g of fibre and 3.6g of protein. With 125ml of semi-skimmed milk the bowl comes to 205 kcal and 6.5g of total sugar. It is classed as NOVA 4 (ultra-processed).
All 2.1g of sugar per 100g in Low Sugar Nutty Granola counts as free sugar, because it comes from added sugars rather than whole fruit or milk. A 30g bowl gives 0.6g, about 0.2 teaspoons.
Low Sugar Nutty Granola is classed as NOVA 4, ultra-processed, because its ingredients include maize starch and chicory fibre. These are industrial ingredients you would not use in a home kitchen. 2 of its 12 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.