By Trisha Gedon STILLWATER, Okla. – Brightly colored candies, cookies and cupcakes have long been sweet treats, but the U.S. Food and Drug Administration is removing a specific color due to health concerns.Red No. 3 dye, also known as E127 or erythrosine, gives some beverages, candies, cupcakes and icings their bright red appearance. It was approved for use in food, cosmetics and pharm...