July 14 (UPI) -- The U.S. Food and Drug Administration on Monday approved the use of a new blue color additive from the gardenia fruit, the fourth coloring from natural sources added in the last two months. The blue color, which comes from the white flowering evergreen, can be used for sports drinks, flavored or enhanced non-carbonated water, fruit drinks, ready-to-drink teas plus hard and soft candy, the FDA said in a news release . The health agency also announced a letter was sent to