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1. WO1979001128 - STABLE FOOD AND BERVERAGE COLORANT,ANTHOCYANIN-PEONIDIN-3-(DI-CAFFEYLSOPHOROSIDE)-5-GLUCOSIDE

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[ EN ]
Claims

1. A food colorant from a natural source characterized by the stability of the colors produced in food and beverage products at pH values ranging from about 2.0 to about 8.0, said colors ranging from purplish-red to blue , and said colorant being the anthocyanin, peonidin 3-(dicaffey-lsophoroside)-5-glucoside .
2. A method of coloring food and beverage products comprising adding to said products an effective coloring amount of an anthocyanin , peonidin 3- (dicaffeylsophoroside) -5-glucoside , and adjusting the pH of the product to between about 2.0 and about 8.0 to make the product a desired color from reddish purple to blue .