Why We May Never Know the Truth About Ultra-Processed Foods

So-called ultra-processed foods (UPF) account for 56% of calories consumed in the UKand that figure is higher for children and people living in poorer areas.

UPFs are defined by the number of industrial processes they have undergone and the number of ingredients - often unpronounceable - on their packaging. Most are high in fat, sugar or salt; many are considered fast food.

What they have in common is their synthetic appearance and ...