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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.

Decode another E-numberWhich E-numbers come from animals?Add vegan to my profile

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?

  • Minerals
  • Fermentation

Is E579 vegan?

Fits you. E579 can come from minerals or fermentation. Nothing from an animal.

Bravoora is a calorie tracker and ingredient checker app. Scan a pack, a supplement or a skincare label and it answers for each person on your plan.

What the app says to each profile, and the reason it shows.

VeganFits youE579 can come from minerals or fermentation. Nothing from an animal.
VegetarianFits youE579 can come from minerals or fermentation. Nothing from an animal.

What other names does E579 have on a label?

Any of these on a pack means E579. The checker reads them all.

E579E 579E-579INS 579Colour (579)Colour (E579)Ferrous gluconate

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.

  1. EU Regulation 1333/2008 on food additives (the E-number list)
  2. EU Regulation 1169/2011, Annex II: the allergen sources a label must name
  3. US FDA: Food Additive Status List
  4. 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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