So, what does it all mean for you, the consumer? Should you stop eating Skittles or begin checking foods for the presence of titanium dioxide? Here's a closer look.

The FDA has issued guidance clarifying the safe use of titanium dioxide pigment as a food colorant and has stated that titanium dioxide may be safely used in cosmetics, including those intended for use around the eye. FDA also regulates the safety and effectiveness of sunscreen active ingredients, including nanoscale titanium dioxide.

When asked about the recent Skittles lawsuit, the FDA said the agency does not comment on pending litigation.