What is E 479b?
E 479b is the E number of Thermally oxidised soya bean oil interacted with mono- and diglycerides of fatty acids. Emulsifier based on heated soya oil, permitted only for frying fats.
What is E 479b used for?
E 479b belongs to the group "Other additives" and is used as emulsifier.
- Emulsifier: Emulsifiers combine ingredients that would not otherwise mix, such as oil and water, and keep the mixture stable.
Which foods may contain E 479b?
According to the European Commission's database, E 479b may be used in 1 food categories and subcategories, each only in specific products and usually with maximum levels. The categories come from these areas:
- Fats and oils and fat and oil emulsions
Is E 479b vegan?
Vegan depending on origin: may come from plant or animal raw materials. The label usually does not say which.
Is E 479b linked to genetic engineering?
Genetic engineering: May be obtained from plants for which genetically modified varieties exist, such as soya, maize, rapeseed or sugar beet. If the substance comes from a GM plant, this must be stated on the label in the EU (Regulation (EC) No 1829/2003).
In food labelled "ohne Gentechnik" and in organic food, such substances from or by genetically modified organisms are excluded in principle.
How does E 479b appear on the label?
In the list of ingredients, the substance appears with its function, followed by the E number or the name, for example "Emulsifier: E 479b" or "Emulsifier: Thermally oxidised soya bean oil interacted with mono- and diglycerides of fatty acids".
Sources
- Regulation (EC) No 1333/2008, consolidated version of 18.08.2026, Annexes I and II, EUR-Lex
- Food Additives Database, European Commission (accessed 19 October 2026)
- Regulation (EC) No 1829/2003 on genetically modified food and feed, EUR-Lex