Some, like Chris Van Tulleken, author of Ultra-Processed People, seem to argue that the ultra-processing itself causes harm. Others, like psychologist Professor Eric Robinson, said this hasn’t been proven. Then there are those who think issues, when they arise, are probably largely due to UPFs’ nutritional content.
Article source: https://www.huffingtonpost.co.uk/entry/why-upfs-unhealthy_uk_6a280d6ce4b0d7105b0d1dd7