comes into force today and closes a loophole so that, now, all pre—wrapped food — including sandwiches, fast—food and cheese or meat from deli counters — must be clearly labelled with a full list of ingredients. also 14 major allergens — including eggs, peanuts and sesame seeds — must be highlighted in the list. the food standards agency calls it a huge step in helping the 2 million people who live with food allergies in the uk. natasha's parents describe it as a bittersweet moment for them but, five years on from their daughter's death, say they they know in their hearts she would be very proud of the new rules in her name — natasha's law. john maguire, bbc news.