Ingredient · E537

Ferrous hexacyanomanganate

Source
Not animal-derived
Allergen
No
Role in food
It is added to powdered foods to prevent them from clumping together, ensuring a …

What is Ferrous hexacyanomanganate?

Ferrous hexacyanomanganate is a food additive that functions as an anti-caking agent. It is a synthetic compound produced by combining iron and manganese cyanide salts.

Is Ferrous hexacyanomanganate vegan?

Ferrous hexacyanomanganate is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Ferrous hexacyanomanganate a major allergen?

Not a major allergen.

What is Ferrous hexacyanomanganate used for?

It is added to powdered foods to prevent them from clumping together, ensuring a free-flowing texture.

Is Ferrous hexacyanomanganate safe?

Ferrous hexacyanomanganate is authorised as a food additive in Great Britain and is listed on the Register of Food Additive Authorisations.

Why it's used

It is added to powdered foods to prevent them from clumping together, ensuring a free-flowing texture. It is most commonly found in salt and some dried food products.

Health notes

Ferrous hexacyanomanganate is authorised as a food additive in Great Britain and is listed on the Register of Food Additive Authorisations. The European Food Safety Authority (EFSA) has evaluated it. JECFA has also evaluated it and set an acceptable daily intake. At typical intake levels, it is not associated with adverse health effects.

Allergen info

Not a major allergen. It is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels.

Foods that contain Ferrous hexacyanomanganate

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Last updated: 17 October 2026

Note: This site presents label data from Open Food Facts for general information. It is not medical advice. Check the package label; formulations change.