What is E 1105?
E 1105 is the E number of Lysozyme. Enzyme obtained from hen egg white that inhibits certain bacteria. It is used mainly in ripened cheese and wine and is not vegan.
What is E 1105 used for?
E 1105 belongs to the group "Other additives" and is used as preservative.
- Preservative: Preservatives prolong shelf life by protecting food against microorganisms.
Which foods may contain E 1105?
According to the European Commission's database, E 1105 may be used in 5 food categories and subcategories, each only in specific products and usually with maximum levels. The categories come from these areas:
- Dairy products and analogues
- Beverages
Is E 1105 vegan?
Not vegan: of animal origin.
Is E 1105 linked to genetic engineering?
No typical link to genetic engineering is known for this substance: it is not usually obtained from plants for which GM varieties exist, nor produced by fermentation.
How does E 1105 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 "Preservative: E 1105" or "Preservative: Lysozyme".
- Allergen labelling: the substance is obtained from egg. Egg is one of the 14 major allergens that must be emphasised (Annex II to Regulation (EU) No 1169/2011).
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 (EU) No 1169/2011 on the provision of food information to consumers, EUR-Lex