14 Jun 2016 --- Of 810 products marketed to children, 350, or 43 percent of them, contained Red 40, Yellow 5, or other artificial food dyes, according to new research published in the journal Clinical Pediatrics. Candies marketed to kids had the highest proportion of products with artificial dyes (96 percent) followed by fruit-flavored snacks (95 percent), drink mixes and powders (90 percent), and frozen breakfast foods (86 percent).