Learn Glossary colorant

Carbonyl Iron

Level 2Generally safeIn Winter's Dictionary

Carbonyl Iron is a colorant — Coloring; iron processed with carbon and oxygen

What it does

Coloring; iron processed with carbon and oxygen

Where you'll see it

Various food products as coloring

Regulatory status

  • US FDA: GRAS
  • Notes: Limitations on amounts that can be added to food

Sources

  • A Consumer's Dictionary of Food Additives (Winter): there is no evidence in the available information that it is a hazard to the public when used as it is now