Sodium aluminium sulfate, NaAl(SO4)2·12H2O or Na2SO4·Al2(SO4)3·24H2O, also known as soda alum or sodium alum, is a form of alum used in the acidity regulator of food (E521) as well as in the manufacture of baking powder

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The function(s) performed by the food additive when used in cooking.

  • Firming agent - Helps maintain firmness of fruits and vegetables or interacts with gelling agents to strengthen food structure

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Data according to various sources such as fao, fda, codex. Spot a mistake? Tell us!

Country Status Matched Term
United States
Matching Terms Not Found
European Union
Approved Aluminium sodium sulphate
Australia and New Zealand
Not Permitted
Philippines
Not Permitted
Austria
Approved Aluminium sodium sulphate
Belgium
Approved Aluminium sodium sulphate
Bulgaria
Approved Aluminium sodium sulphate
Cyprus
Approved Aluminium sodium sulphate
Czech Republic
Approved Aluminium sodium sulphate
Denmark
Approved Aluminium sodium sulphate
Estonia
Approved Aluminium sodium sulphate
Finland
Approved Aluminium sodium sulphate
France
Approved Aluminium sodium sulphate
Germany
Approved Aluminium sodium sulphate
Greece
Approved Aluminium sodium sulphate
Hungary
Approved Aluminium sodium sulphate
Ireland
Approved Aluminium sodium sulphate
Italy
Approved Aluminium sodium sulphate
Latvia
Approved Aluminium sodium sulphate
Lithuania
Approved Aluminium sodium sulphate
Luxembourg
Approved Aluminium sodium sulphate
Malta
Approved Aluminium sodium sulphate
Netherlands
Approved Aluminium sodium sulphate
Poland
Approved Aluminium sodium sulphate
Portugal
Approved Aluminium sodium sulphate
Romania
Approved Aluminium sodium sulphate
Slovakia
Approved Aluminium sodium sulphate
Slovenia
Approved Aluminium sodium sulphate
Spain
Approved Aluminium sodium sulphate
Sweden
Approved Aluminium sodium sulphate
United Kingdom
Approved Aluminium sodium sulphate
Australia
Not Permitted
New Zealand
Not Permitted

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Halal - yes

E521 - Aluminium sodium sulfate: Chemical

Muslim Consumer Group

Aggravates food intolerances - yes

E521 - Aluminium sodium sulfate: Prepared from natural aluminium sulphate. It strengthens the structure of vegetables during processing. It is used as acidity regulator and bleaching agent in flour. Found in Flour, cheese, confectionary. Acceptable daily intake (ADI): None determined. Side effects: Aluminium inhibits the uptake of B-vitamins. It may also influence liver function in high concentrations.

MBM Foods

Aggravates food intolerances - yes

E521 - Aluminium sodium sulfate: Prepared from natural aluminium sulphate. It strengthens the structure of vegetables during processing. It is used as acidity regulator and bleaching agent in flour. Found in Flour, cheese, confectionary. Acceptable daily intake (ADI): None determined. Side effects: Aluminium inhibits the uptake of B-vitamins. It may also influence liver function in high concentrations.

MBM Foods

Derived from minerals - maybe

E521 - Aluminium sodium sulfate: Acidity regulator

DFlock

Aluminium sodium sulphate
Sodium aluminium sulfate
Soda alum
Sodium alum

Collection of sources used to create this food additive summary.

Source
Codex Alimentarius
Food Standards Australia New Zealand
UK Food Standards Agency
U.S. Food and Drug Administration
Wikipedia

Lists the U.S. CAS (Chemical Abstracts Service) registry number and EINECS (European INventory of Existing Commercial chemical Substances) numbers when known.

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