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E336 Potassium tartarates
E336 (i) Monopotassium tartarate
E336 (ii) Dipotassium tartarate
Potassium 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:
Potassium tartarate is an acidity regulator and anti-oxidant. Also used in producing baking powder and as emulsifier.
Many products, mainly confectionery and bakery products.
Acceptable Daily Intake:
Up to 30 mg/kg body weight.
It is not metabolised in the body; thus, it is excreted in the urine without side effects.
Tartaric acid and tartarates can normally be consumed by all religious groups, vegans and vegetarians.