What to know about Red Dye No. 40 and artificial food coloring used in thousands of food and drink products sold in the U.S.

After the recent ban on Red Dye 3, food manufacturers are turning to FDA-approved dyes like Red Dye 40. But is Red 40 safe?

The Food and Drug Administration sent shockwaves through the food industry this week when the agency announced it is revoking its authorization of red dye No. 3. The dye, which is used in some foods ...

There is a difference between red dye 3 and red dye 40, and only one of them has been officially banned in the United States.

The artificial coloring that's synthesized from petroleum ... include any product that contains artificial food colors -- including Red 40 -- thanks to a landmark bill that Gov.