Lac is a red colorant obtained from the insect Laccifera lacca found on the trees Schleichera oleosa, Ziziphus maur-itiana, and Butea monosperma, which grow in India and Malaysia. The lac insects are better known as a source of shellac. The lac pigments are a complex mixture of an-thraquinones (Fig. 2). The mixture also contains the closely related pigments erythrolaccin and deoxyerythro-laccin (Fig. 2). The chemistry and applications of lac are similar to cochineal. Colorants from lac are not permitted in the United States.

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