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Scientists Finally Isolated a Blue Food Coloring That s Entirely Natural

Scientists Finally Isolated a Blue Food Coloring That s Entirely Natural
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It s time to eat healthy blue food

The blue pigment in red cabbage will be used as an additive for food coloring. It is the first natural dye to dye food blue. Donuts, lentils and ice cream (like the donuts in the photo) are the first foods to be dyed blue with natural coloring obtained by Pamela Denish, a researcher at the University of California. Its discovery marked the beginning of a new era of food: the blue era. Blue pigments are rarely found in natural resources such as plants and rocks, which means that most blue products (including candies, beverages, tablets, cosmetics and clothing) have until now been manufactured with available synthetic blue dyes. Arouse people’s attention to its environmental impact and safety as a food additive.

New kind of blue found in cabbage could replace synthetic food dye

Pamela Denish, University of California, Davis A long search for a natural alternative to artificial blue food colouring may have come to an end, with scientists discovering a blue pigment in cabbage that can do the job. Blue pigments are rarely found in natural resources like plants and rocks, meaning that most blue products – including sweets, drinks, drug tablets, cosmetics and clothing – have to be made using synthetic blue dyes. Advertisement These synthetic dyes are typically made from petrochemicals, leading to concerns about their environmental impact and safety as food additives. Scientists have spent decades searching for natural alternatives. Now, Pamela Denish at the University of California, Davis, and her colleagues have found a pigment in red cabbage similar to the artificial food colouring Brilliant Blue FCF or E133.

A naturally sourced colorant could replace synthetic blue dye used in the food industry

 E-Mail Scientists have developed a long-sought naturally derived cyan blue colorant sourced from red cabbage anthocyanin pigments that may offer an alternative to the industry standard blue dye, although more testing is needed to determine the compound s safety. The novel colorant, which was developed using an enzyme that converts a range of anthocyanins to one with the ideal wavelength, remains highly stable over time and may also produce better green colors than those derived from existing natural blue colorants. Several research programs around the world are dedicated to the hunt for a natural alternative to FD&C Blue No.1 - a challenging effort given that cyan blue is one of the rarest colors in nature. While previous research has shown that red cabbage anthocyanins produce a vibrant blue color in a pH-neutral solution, this color has been too violet to replace artificial blue dye. Studies have further found that Peak 2 (P2), a minor mono-acylated anthocyanin, warrants further

A new natural blue for food coloring

 E-Mail A natural brilliant blue coloring has been discovered by an international team of researchers including chemists at the University of California, Davis. The new cyan blue, obtained from red cabbage, could be an alternative to synthetic blue food colorings such as the widely used FD&C Blue No. 1. The work is published April 7 in Science Advances. Blue colors are really quite rare in nature - a lot of them are really reds and purples, said Pamela Denish, a graduate student working with Professor Justin Siegel at the UC Davis Department of Chemistry and Innovation Institute for Food and Health.

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