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E335 Sodium tartarates

E335 (i) Monosodium tartarate
E335 (ii) Disodium tartarate

Origin:
Sodium salts of tartaric acid, a natural acid present in many fruits, especially grapes. Commercially prepared from waste products of the wine industry (grape skins).

Function & characteristics:
Sodium tartarate is an acidity regulator and anti-oxidant.

Products:
Many products, mainly confectionery, marmalade and sausages.

Acceptable Daily Intake:
Up to 30 mg/kg body weight.

Side effects:
It is not metabolised in the body; thus, it is excreted in the urine without side effects.

Dietary restrictions:
Tartaric acid and tartarates can normally be consumed by all religious groups, vegans and vegetarians.