Foods that contain petroleum-based dyes are usually ultra-processed and, as a result, they have food labels. These dyes are usually listed on the ingredient label, typically near the end, with names like “Red 40,” “Yellow 5,” or “Blue 1.”

FDA and HHS announced a series of actions intended to phase out the use of petroleum-based synthetic food dyes. The news release can be found here and a video of the press conference here. Specifically,

The U.S. Department of Health and Human Services and U.S. Food and Drug Administration announced it would phase out all petroleum-based synthetic dyes from the United States' food supply and medications.