Analysis of information sources in references of the Wikipedia article "Food coloring" in English language version.
Among the colours that have been "delisted," or disallowed, in the United States are FD&C Orange No. 1; FD&C Red No. 32; FD&C Yellows No. 1, 2, 3, and 4; FD&C Violet No. 1; FD&C Red No. 2; and FD&C Red No. 4. Many countries with similar food colouring controls (including Canada and Great Britain) also ban the use of Red No. 40, and Yellow No. 5 is also undergoing testing.
The use of natural dyes in the UK and the rest of the Western economies has been replaced commercially by synthetic dyes, based mainly on aniline and using petroleum or coal tar as the raw stock.
Although certifiable color additives have been called coal-tar colors because of their traditional origins, today they are synthesized mainly from raw materials obtained from petroleum.
FDA terminated the provisional listings for FD&C Red No. 3 on January 29, 1990, at the conclusion of its review of the 200 straight colors on the 1960 provisional list.
The use of artificial colors to make foods more attractive to the eye may be sharply curtailed by action of the United States Food and Drug Administration. Three of the most extensively used food colorants are being considered for removal from the Government's list of colors certified as safe for internal and external use and consumption.(Subscription required.)
The use of natural dyes in the UK and the rest of the Western economies has been replaced commercially by synthetic dyes, based mainly on aniline and using petroleum or coal tar as the raw stock.
FDA terminated the provisional listings for FD&C Red No. 3 on January 29, 1990, at the conclusion of its review of the 200 straight colors on the 1960 provisional list.
