Yes — Oak Smoked Thick Cut Wiltshire Ham is ultra-processed.
Classified as ultra-processed because it contains industrial preservatives (sodium nitrite and potassium nitrate), which are food additives used for curing and shelf-life extension.
Other meat & poultry Nomi has checked — these ones aren't ultra-processed.
97% Thins 10 Chipolatas
Heck
Not UPF
4 Chicken Burgers
Birds Eye
Not UPF
Prosciutto Crudo
Tesco, Tesco Italian
Not UPF
Topside of Beef
Tesco finest
Not UPF
Chorizo
Properoni
Not UPF
Organic free range british pork sausages with mixed herbs
Waitrose
Not UPF
Chorizo Riojano
Martínez Somalo
Not UPF
BRITISH LEAN BEEF STEAK MINCE 5% FAT
TESCO
Not UPF
Chicken Breast Fillets
Tesco
Not UPF
Ham slices air dried with Cornish sea salt
Sainsbury's
Not UPF
Yes — Oak Smoked Thick Cut Wiltshire Ham by Ashfields - Aldi is ultra-processed, so it counts as a UPF (ultra-processed food). Classified as ultra-processed because it contains industrial preservatives (sodium nitrite and potassium nitrate), which are food additives used for curing and shelf-life extension.
Nomi flags 2 ingredients in Oak Smoked Thick Cut Wiltshire Ham as ultra-processed markers: sodium nitrite, potassium nitrate. See the full ingredient breakdown above for what each one is.
Ultra-processed foods (UPFs) are industrial formulations made with ingredients and additives you wouldn't find in a home kitchen — such as emulsifiers, artificial flavourings, colourings and modified starches. The classification is based on the NOVA system used by researchers and dietitians worldwide.
Scan any barcode — or photograph the ingredients label — with the free Nomi app for iOS and Android. You'll get an instant ultra-processed verdict with every ingredient explained in plain English.
This page was shared from Nomi, the free app that tells you instantly whether any food is ultra-processed.
Free download · No subscription needed to start scanning


Product information comes from public databases and Nomi's own analysis, and may contain errors. Always check the packaging. Ultra-processed classification is based on the NOVA food processing system.