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Showing results 61-61 of 61 for 'Chemistry'


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    Eat a Purple Potato If You Know What’s Good For You

    Are you ready for violet-colored potatoes? How about orange tobacco? Researchers at Israel’s Weizmann Institute of Science have figured out how produce betalain pigments in plants and flowers that don’t normally have them. If you’re thinking, “Who needs violet tomatoes?” you should know that red-violet and yellow betalain pigments contain healthful antioxidant properties. They’re also the basis for natural food dyes for products such as strawberry yogurt.

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