What is E 491?
E 491 is the E number of Sorbitan monostearate. Emulsifier made from sorbitol and stearic acid, for example in dried yeast, coatings and desserts.
What is E 491 used for?
E 491 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 491?
According to the European Commission's database, E 491 may be used in 17 food categories and subcategories, each only in specific products and usually with maximum levels. The categories come from these areas:
- Dairy products and analogues
- Fats and oils and fat and oil emulsions
- Edible ices
- Confectionery
- Bakery wares
- Salts, spices, soups, sauces, salads and protein products
- Foods for specific groups (infants, young children, special medical purposes)
- Beverages
- Desserts
- Food supplements
- Processed foods not covered by categories 1 to 17
Is E 491 vegan?
Vegan depending on origin: may come from plant or animal raw materials. The label usually does not say which.
Is E 491 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 491 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 491" or "Emulsifier: Sorbitan monostearate".
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