Ancient Purple Carrot to Dye For
Grossed-out by the thought of petroleum-based synthetic dyes coloring your strawberry sundae? So's the European Union. With the E.U.'s deadline looming to plaster warning labels on products with fake colors, food-makers are turning to fruits and vegetables to color everything from ice cream to baby food. One new player in the food-dye industry is as ancient as Gothic script handwriting itself - the purple carrot. Researchers at California State Polytechnic University are extracting the purple carrot juice and using it to color other foods. Now comes the question of how to keep the color intact, as purple carrot juice tends to turn red in acid products, blue in alkaline. Read all about it here on Forbes.com.
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