Sanin launi na halitta da launi na roba
Launuka na halitta launuka ne waɗanda ke cire kai tsaye daga shuka da dabba, gami da curcumin, launin rawaya safflower, sodium jan ƙarfe sodium chlorophyllin, da dai sauransu. Launukan roba sun haɗa da carmine, amara ...
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