""Eat and drink the rainbow" is the way one nutritional researcher advises people to eat for good health. That's "rainbow" as in colorful fruits and vegetables, said Dr. William Cefalu, director of the Botanical Research Center at Pennington Biomedical Research Center. "Last time I looked, french fries are beige," he said. Colorful fruits and vegetables have phytochemicals, chemical compounds considered to have beneficial health effects." (Quoted from article)