Sodium hydroxide (NaOH), also known as lye and caustic soda, is a caustic metallic base.
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The function(s) performed by the food additive when used in cooking.
Data according to various sources such as fao, fda, codex. Spot a mistake? Tell us!
| Country | Status | Matched Term |
|---|---|---|
| United States | Approved | Sodium hydroxide |
| European Union | Approved | Sodium hydroxide |
| Australia and New Zealand | Not Permitted |
| Philippines | Approved | Sodium Hydroxide |
| Austria | Approved | Sodium hydroxide |
| Belgium | Approved | Sodium hydroxide |
| Bulgaria | Approved | Sodium hydroxide |
| Cyprus | Approved | Sodium hydroxide |
| Czech Republic | Approved | Sodium hydroxide |
| Denmark | Approved | Sodium hydroxide |
| Estonia | Approved | Sodium hydroxide |
| Finland | Approved | Sodium hydroxide |
| France | Approved | Sodium hydroxide |
| Germany | Approved | Sodium hydroxide |
| Greece | Approved | Sodium hydroxide |
| Hungary | Approved | Sodium hydroxide |
| Ireland | Approved | Sodium hydroxide |
| Italy | Approved | Sodium hydroxide |
| Latvia | Approved | Sodium hydroxide |
| Lithuania | Approved | Sodium hydroxide |
| Luxembourg | Approved | Sodium hydroxide |
| Malta | Approved | Sodium hydroxide |
| Netherlands | Approved | Sodium hydroxide |
| Poland | Approved | Sodium hydroxide |
| Portugal | Approved | Sodium hydroxide |
| Romania | Approved | Sodium hydroxide |
| Slovakia | Approved | Sodium hydroxide |
| Slovenia | Approved | Sodium hydroxide |
| Spain | Approved | Sodium hydroxide |
| Sweden | Approved | Sodium hydroxide |
| United Kingdom | Approved | Sodium hydroxide |
| Australia | Not Permitted | |
| New Zealand | Not Permitted |
E524 - Sodium hydroxide: Prepared from natural salt. Adjusting agent, base and colour solvent (caustic). Used in drain cleaners, cocoa products, sour cream, edible fats and oils, jam, tinned vegetables, glaze on pretzels, enhance the industrial peeling of fruits, to blacken olives and in the preparation of caramel. Banned in Australia. Avoid it.
E524 - Sodium hydroxide: Prepared from natural salt. Adjusting agent, base and colour solvent (caustic). Used in drain cleaners, cocoa products, sour cream, edible fats and oils, jam, tinned vegetables, glaze on pretzels, enhance the industrial peeling of fruits, to blacken olives and in the preparation of caramel. Banned in Australia. Avoid it.
E524 - Sodium hydroxide: Not permitted in Australia.
E524 - Sodium hydroxide: Avoid it, banned in some countries.
Food Reactions - Food Intolerance, Allergy & Adverse Reactions
Caustic soda
Lye
Sodium hydrate
Lewis-red devil lye
Soda lye
White caustic
Collection of sources used to create this food additive summary.
Lists the U.S. CAS (Chemical Abstracts Service) registry number and EINECS (European INventory of Existing Commercial chemical Substances) numbers when known.
| Supplier | Country | |
|---|---|---|
 | Hawkins Watts | Australia and New Zealand |
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