Rutile TiO_2 just as acceptable as anatase TiO_2 for food colouring

摘要

TiO_2 pigments have been used as food colorants for many years.Icecream,peppermints,chocolate-coated mints and certain types of cheese (eg Mozarella) often contain TiO_2.Where it is used as an ingredient,European laws on food labelling require manufacturers to identify TiO_2 as E-171,signifying that TiO_2 is an approved food colorant.