01 / 04What it is
E579 in plain English
Iron salt used to fix the colour of black olives.
02 / 04Why it's used
It's a colour retention agent.
To deliver a specific functional property that the rest of the recipe cannot — colour, texture, stability or shelf life.
colour retention agent
03 / 04Health concerns
No meaningful safety concern.
Recognised safe by EFSA, FDA and FSANZ at typical exposure.
04 / 04Regulatory status
How the world's regulators rule
- Australia · FSANZ
- Permitted
- Banned jurisdictions
- None recorded
- Filtr risk tier
- Safe
- Filtr score penalty
- −0 points
- Category
- Colour retention agent