Ingredient · E326

Potassium lactate

Source
Unknown
Not yet classified by editors
Allergen
No
Role in food
Potassium lactate functions as a preservative and acidity regulator in food products. It helps …

What is Potassium lactate?

Potassium lactate is the potassium salt of lactic acid. It is produced by the neutralisation of lactic acid, which can be obtained through the fermentation of carbohydrates by bacteria. It is commonly used as a food additive.

Is Potassium lactate gluten-free?

It is not a gluten-containing ingredient.

Is Potassium lactate a major allergen?

Potassium lactate is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels.

What is Potassium lactate used for?

Potassium lactate functions as a preservative and acidity regulator in food products.

Is Potassium lactate safe?

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

Why it's used

Potassium lactate functions as a preservative and acidity regulator in food products. It helps to inhibit the growth of bacteria, yeasts, and moulds, thereby extending the shelf life of foods. It is frequently found in processed meats, poultry, and fish products.

Health notes

Potassium lactate is authorised as a food additive in Great Britain and is listed on the Register of Food Additive Authorisations. European food safety authorities have evaluated its safety. JECFA has also evaluated it and set an acceptable daily intake. At typical consumption levels found in food, it is not associated with adverse health effects. Evidence does not suggest significant health concerns.

Regulatory status

Authorised in Great Britain (FSA register): England, Scotland, Wales. FSA register of authorised products

Permitted uses in the EU

Potassium lactate · legislation: (EU) No 0601/2014

Food categoryMaximum level
4.2.3 canned or bottled fruit and vegetablesNo numerical limit listed
7.1.1 Bread prepared solely with the following ingredients: wheat flour, water, yeast or leaven, saltNo numerical limit listed
7.1.2 Pain courant français; Friss búzakenyér, Fehér és Félbarna kenyerekNo numerical limit listed
8.2 Meat preparations as defined by Regulation (EC) No 853/2004No numerical limit listed
13.1.3 Processed cereal-based foods and baby foods as defined by Regulation (EU) No 609/2013No numerical limit listed

Maximum levels are shown as published (mg/kg or mg/l, depending on the food). Some entries carry extra conditions and group authorisations are not listed here, so check the full entry before relying on a figure.

Substance is included in Group I, see also authorisation for Group I

Sources: Food Standards Agency (OGL v3); European Commission, Food Additives Database.

Allergen info

Potassium lactate is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels. It is not a gluten-containing ingredient.

Foods that contain Potassium lactate

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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.