Carmine (dye E120) - a dietary supplement reddish-purple color. Carmine color depends on the acidity of the medium. In the acidic environment of carmine color is orange. In neutral medium dye is painted in red, and in an alkaline medium carmine color is purple.
Carmine - the most stable of all the dyes of the group. It is not sensitive to oxidation, to heat treatment to sunlight.
Even in ancient times carmine was worth more than gold. Europeans first learned about it in 1518. While the dye was introduced to Europe by the Spanish conquistadors. Residents of Latin America have traditionally used the substance for dyeing yarn and fabric, and in Armenia that has long been a natural dye wrote miniatures on parchment. Mass production began in carmine 90 years. It then started to use this compound in the food industry as a colorant.
Getting dye carmine
Carminic acid, from which the additive E120, get a very original way - from the bodies of female aphids koshenilnoy. These insects live in the Canary Islands, in the United States, Peru, and parasitic on some types of shrubs and trees.
Carminic acid - pigment eggs and abdomen female cochineal. The dye was prepared by precipitation of carminic acid in the presence of calcium and aluminum cations. The extract dye extracted from the bodies of insects, may contain from 15 to 20% of carminic acid.
Colour female turns red before the insects lay their eggs. During this period scale insects are collected, they purified from the inner shell, dried and treated with a solution of sodium carbonate or ammonia. Purified water soluble extract of cochineal carmine called. For one kilo of dye requires more than half a million females koshenilnoy aphids. Therefore, it is more expensive than other similar supplements.
The use of carmine
Carmine market share of natural dyes is 11%. Basically, the dye is used in fish and meat processing industry, in confectionery and dairy industries for the manufacture of sauces, sausages, glazes, ketchups, juices and jellies. He gives the delicacy and delicatessen natural reddish hue. This natural dye allows better presentation of products and to improve the degree of staining.
Carmine dye used in the perfume and cosmetics industries. Carmine is used for staining of histological preparations.
This dye is particularly dangerous for human health if you are hypersensitive all synthetic and natural dyes. Damage from carmine can manifest itself in the form of a severe allergic reaction.