Increasing the amount of ultra-processed food in a person’s diet proportionately increases their risk of cancer, a large study has found.

An examination of the food intake and health of nearly 105,000 people found that for every 10% more factory-processed food someone consumes, there is a 12% greater risk of their developing the disease.

The kinds of foods that are associated with the increased risk are fizzy drinks, packaged breads and cakes, crisps, sweets, sausages, bacon and ham, instant noodles, and frozen or chilled ready meals among others.

The research by teams from the Sorbonne in Paris and the University of Sao Paulo also suggested there was an 11% increase in the risk of breast cancer.

The study looked at 104,980 healthy French adults with an average age of 43 and asked them about their eating habits.

After an average of five years, the adults were asked whether they had been diagnosed with cancer, and their answers were compared with their medical records.

While eating more ultra-processed food was associated with an increased risk of cancer, there was no significant link between less processed foods – such as canned vegetables, cheese and fresh bread – and cancer… see more

source: skynews