E number is often used informally as a negative term for artificial food additives. But did you know that not all E numbers are bad for your health? Some E numbers are not good for vegans or vegetarians, some food is not allowed by different religions. Is your food kosher? Is that food halal or haram? Is it good for vegans or only for vegetarians? How to tell what is what? You need E - Food Scanner app! The best diet is healthy food diet!