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E456Thickeners, Stabilisers & Emulsifiers

Potassium Polyaspartate

Characteristics

Additive NamePotassium Polyaspartate
E No.E456
TypeIndividual Substance
In plain language

A stabiliser used exclusively in wine production. It prevents the formation of tartrate crystals — those harmless but unsightly white deposits that can appear in wine bottles. Synthetically produced from aspartic acid, a naturally occurring amino acid. Currently authorised only in wine within the EU. Considered safe at permitted levels by EFSA. A relatively newer additive in winemaking, used as an alternative to traditional potassium bitartrate stabilisation methods.

Conditions of Use

This additive is authorised to be used in the following 1 food category:

14.2.2Wine and other products defined in Annex VII part II of Regulation (EU) No 1308/2013
Maximum Level = 300 mg/L
maximum use level 300 mg/L

Source

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E456 - Potassium Polyaspartate | E-Number Information