What is E 650?
E 650 is the E number of Zinc acetate. Zinc salt of acetic acid, permitted only in chewing gum as a flavour enhancer.
What is E 650 used for?
E 650 belongs to the group "Other additives" and is used as flavour enhancer.
- Flavour enhancer: Flavour enhancers enhance the existing taste or odour of a food.
Which foods may contain E 650?
According to the European Commission's database, E 650 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:
- Confectionery
Is E 650 vegan?
Usually yes: the substance is normally made from plant, mineral or synthetic raw materials or with microorganisms. In individual cases, only the manufacturer or a vegan label can give certainty.
Is E 650 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 650 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 "Flavour enhancer: E 650" or "Flavour enhancer: Zinc acetate".
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)