Iron Oxide(E172)
Level 2 — Generally safeIn Winter's Dictionary
Iron Oxide is a colorant — Coloring for dyeing eggshells and pet food
What it does
Coloring for dyeing eggshells and pet food
Where you'll see it
Eggshells, pet food
Regulatory status
- US FDA: ASP
- EU: approved
Sources
- A Consumer's Dictionary of Food Additives (Winter): used for dyeing eggshells and for pet food