11:32The Food ChainDo we need to talk about ‘ultra-processed food’?BBC World Service Duration: 35 minutes Thu 27th May 2021, 11:32 on BBC World Service News InternetAvailable for over a yearListen nowThe debate over ultra-processed foods and whether we should avoid them. Show more GenresFactualFood & DrinkFormatsMagazines & ReviewsBrandThe Food Chain Source: BBC Online