FD&C Yellow 5 absorbs blue light strongly, which yields its characteristic orange-to-red color when dissolved in water. This ...

Studies on food dyes, especially ones like Red Dye 40 (Allura Red), Yellow Dye 5 (Tartrazine), Blue Dye 1 (Brilliant Blue), and Blue Dye 2 (Indigo Carmine) suggest these potential side effects: ...