The FDA approved the fourth natural food color additive this year, but how can you avoid the artificial dyes still out there?

A natural blue food coloring made from gardenia fruit has been approved by the U.S. Food and Drug Administration (FDA).

According to today's announcement from the FDA, an estimated 40% of the food industry has committed to voluntarily phasing out petroleum-based dyes. That includes major brands like Heinz and General Mills, both of which promised this June to start removing synthetic dyes from their products.