e171 is used to produce a bright white color in various food products

additive agent banning bubblegum chew chewing closeup coloring colour compound concept dangerous dioxide dye e171 effect europe european flavor food genotoxic gum herbal hygiene impurity ingredient inorganic law nano not particles peppermint piece pigment powder preservative preserving prohibited regulation reprotoxic safe safety supplements sweet tio2 titanium titaniumdioxide tooth union use white whitening