Colour
E579 (ferrous gluconate): what it is, its sources, vegan or not
E579 is ferrous gluconate, a colour. E579 can come from minerals or fermentation. Vegan and vegetarian profiles get Fits you.
By Bravoora teamUpdated Sources checked 4 sourcesHow we check
Fits you
for a vegan profile
E579=minerals or fermentation
What is E579?
E579 (ferrous gluconate) is a colour, an additive that adds or restores colour in a food. Used only on black olives, to keep their colour.
What is E579 made from?
E579 can come from minerals or fermentation.
- Minerals
- Fermentation
Is E579 vegan?
Fits you. E579 can come from minerals or fermentation. Nothing from an animal.
What the app says to each profile, and the reason it shows.
What other names does E579 have on a label?
On a label, E579 can also appear as “INS 579”, “Colour (579)”, “Colour (E579)” or “Ferrous gluconate”.
Any of these on a pack means E579. The checker reads them all.
What would change the answer for E579?
For E579, only the ingredient list itself: a code the camera cannot read gets Needs one more scan, and the app never guesses a code it cannot see.
Sources: EU, US and Codex additive rules
Where additives are listed and approved. Bravoora reads the source and the diet; it does not rate the hazard.
- EU Regulation 1333/2008 on food additives (the E-number list)
- EU Regulation 1169/2011, Annex II: the allergen sources a label must name
- US FDA: Food Additive Status List
- FAO/WHO Codex: General Standard for Food Additives (GSFA) online
Names and classes cross-checked with Open Food Facts (Open Database License).
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