The invention provides a cochineal color, a colorant product containing
the cochineal color and the method of its production, wherein the
cochineal color is free of allergenic proteins and contaminants derived
from the raw material Coccus cacti L. insect and can be added with safety
to products taken by mouth, such as foods, pharmaceutical products, etc.
The invention relates to a cochineal color substantially free of proteins
of molecular weight not less than 6000. The invention also relates to a
process for producing a cochineal color which comprises subjecting a
cochineal extract solution to proteolysis and then to at least one
treatment selected from the group consisting of adsorption treatment, ion
exchange treatment, acid treatment, extraction treatment and membrane
treatment.