What is the NOVA Food Classification System?

Group 1 in the NOVA Food Classification System has Unprocessed Or Minimally Processed Foods.

Group 2 in the NOVA Food Classification System is called 'Oils, Salt, Fats & Sugar'.

Group 3 in the NOVA Food Classification System has Minimally Processed Foods. Such processing may involve usage of Group 2 substances like sugar, oil and salt.

Group 4 in NOVA Food Classification System is called Ultra Processed Foods. These foods are suspected to trigger modern chronic diseases like cancer.