[header] How to avoid harmful food additives [title] Avoid foods with tartrazine or yellow 5. [step] Tartrazine is commonly known as yellow 5 (which its commonly listed as on the ingredient list). It's a coloring that's added to many different types of foods and has been associated with some adverse reactions (especially in children). 
[substeps] Some studies have shown that yellow 5 has been associated with behavior problems in children. It usually affects children with adhd and a confirmed food allergy.